20197360402520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9161}}^1\times {\mathrm{253999}}^1$

素因数の和:263209

約数の個数: 128

約数和(自身を含む): 53617489920000

約数和(自身を除く): 33420129517480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 9161, 18322, 36644, 45805, 64127, 73288, 91610, 128254, 183220, 253999, 256508, 283991, 320635, 366440, 507998, 513016, 567982, 641270, 1015996, 1135964, 1269995, 1282540, 1419955, 1777993, 1987937, 2031992, 2271928, 2539990, 2565080, 2839910, 3555986, 3975874, 5079980, 5679820, 7111972, 7873969, 7951748, 8889965, 9939685, 10159960, 11359640, 14223944, 15747938, 15903496, 17779930, 19879370, 31495876, 35559860, 39369845, 39758740, 55117783, 62991752, 71119720, 78739690, 79517480, 110235566, 157479380, 220471132, 275588915, 314958760, 440942264, 551177830, 1102355660, 2204711320, 2326884839, 4653769678, 9307539356, 11634424195, 16288193873, 18615078712, 23268848390, 32576387746, 46537696780, 65152775492, 72133430009, 81440969365, 93075393560, 130305550984, 144266860018, 162881938730, 288533720036, 325763877460, 360667150045, 504934010063, 577067440072, 651527754920, 721334300090, 1009868020126, 1442668600180, 2019736040252, 2524670050315, 2885337200360, 4039472080504, 5049340100630, 10098680201260, 20197360402520]

約数ペア:

[(1, 20197360402520), (2, 10098680201260), (4, 5049340100630), (5, 4039472080504), (7, 2885337200360), (8, 2524670050315), (10, 2019736040252), (14, 1442668600180), (20, 1009868020126), (28, 721334300090), (31, 651527754920), (35, 577067440072), (40, 504934010063), (56, 360667150045), (62, 325763877460), (70, 288533720036), (124, 162881938730), (140, 144266860018), (155, 130305550984), (217, 93075393560), (248, 81440969365), (280, 72133430009), (310, 65152775492), (434, 46537696780), (620, 32576387746), (868, 23268848390), (1085, 18615078712), (1240, 16288193873), (1736, 11634424195), (2170, 9307539356), (4340, 4653769678), (8680, 2326884839), (9161, 2204711320), (18322, 1102355660), (36644, 551177830), (45805, 440942264), (64127, 314958760), (73288, 275588915), (91610, 220471132), (128254, 157479380), (183220, 110235566), (253999, 79517480), (256508, 78739690), (283991, 71119720), (320635, 62991752), (366440, 55117783), (507998, 39758740), (513016, 39369845), (567982, 35559860), (641270, 31495876), (1015996, 19879370), (1135964, 17779930), (1269995, 15903496), (1282540, 15747938), (1419955, 14223944), (1777993, 11359640), (1987937, 10159960), (2031992, 9939685), (2271928, 8889965), (2539990, 7951748), (2565080, 7873969), (2839910, 7111972), (3555986, 5679820), (3975874, 5079980)]