38745040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:980

約数の個数: 80

約数和(自身を含む): 98565120

約数和(自身を除く): 59820080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 919, 1054, 1240, 1360, 1838, 2108, 2480, 2635, 3676, 4216, 4595, 5270, 7352, 8432, 9190, 10540, 14704, 15623, 18380, 21080, 28489, 31246, 36760, 42160, 56978, 62492, 73520, 78115, 113956, 124984, 142445, 156230, 227912, 249968, 284890, 312460, 455824, 484313, 569780, 624920, 968626, 1139560, 1249840, 1937252, 2279120, 2421565, 3874504, 4843130, 7749008, 9686260, 19372520, 38745040]

約数ペア:

[(1, 38745040), (2, 19372520), (4, 9686260), (5, 7749008), (8, 4843130), (10, 3874504), (16, 2421565), (17, 2279120), (20, 1937252), (31, 1249840), (34, 1139560), (40, 968626), (62, 624920), (68, 569780), (80, 484313), (85, 455824), (124, 312460), (136, 284890), (155, 249968), (170, 227912), (248, 156230), (272, 142445), (310, 124984), (340, 113956), (496, 78115), (527, 73520), (620, 62492), (680, 56978), (919, 42160), (1054, 36760), (1240, 31246), (1360, 28489), (1838, 21080), (2108, 18380), (2480, 15623), (2635, 14704), (3676, 10540), (4216, 9190), (4595, 8432), (5270, 7352)]