20619047040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{631711}}^1$

素因数の和:631750

約数の個数: 128

約数和(自身を含む): 69589393920

約数和(自身を除く): 48970346880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 4080, 5440, 6528, 8160, 10880, 16320, 32640, 631711, 1263422, 1895133, 2526844, 3158555, 3790266, 5053688, 6317110, 7580532, 9475665, 10107376, 10739087, 12634220, 15161064, 18951330, 20214752, 21478174, 25268440, 30322128, 32217261, 37902660, 40429504, 42956348, 50536880, 53695435, 60644256, 64434522, 75805320, 80859008, 85912696, 101073760, 107390870, 121288512, 128869044, 151610640, 161086305, 171825392, 202147520, 214781740, 242577024, 257738088, 303221280, 322172610, 343650784, 404295040, 429563480, 515476176, 606442560, 644345220, 687301568, 859126960, 1030952352, 1212885120, 1288690440, 1374603136, 1718253920, 2061904704, 2577380880, 3436507840, 4123809408, 5154761760, 6873015680, 10309523520, 20619047040]

約数ペア:

[(1, 20619047040), (2, 10309523520), (3, 6873015680), (4, 5154761760), (5, 4123809408), (6, 3436507840), (8, 2577380880), (10, 2061904704), (12, 1718253920), (15, 1374603136), (16, 1288690440), (17, 1212885120), (20, 1030952352), (24, 859126960), (30, 687301568), (32, 644345220), (34, 606442560), (40, 515476176), (48, 429563480), (51, 404295040), (60, 343650784), (64, 322172610), (68, 303221280), (80, 257738088), (85, 242577024), (96, 214781740), (102, 202147520), (120, 171825392), (128, 161086305), (136, 151610640), (160, 128869044), (170, 121288512), (192, 107390870), (204, 101073760), (240, 85912696), (255, 80859008), (272, 75805320), (320, 64434522), (340, 60644256), (384, 53695435), (408, 50536880), (480, 42956348), (510, 40429504), (544, 37902660), (640, 32217261), (680, 30322128), (816, 25268440), (960, 21478174), (1020, 20214752), (1088, 18951330), (1360, 15161064), (1632, 12634220), (1920, 10739087), (2040, 10107376), (2176, 9475665), (2720, 7580532), (3264, 6317110), (4080, 5053688), (5440, 3790266), (6528, 3158555), (8160, 2526844), (10880, 1895133), (16320, 1263422), (32640, 631711)]