20518311120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19961}}^1\times {\mathrm{4283}}^1$

素因数の和:24260

約数の個数: 80

約数和(自身を含む): 63624802752

約数和(自身を除く): 43106491632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 4283, 8566, 12849, 17132, 19961, 21415, 25698, 34264, 39922, 42830, 51396, 59883, 64245, 68528, 79844, 85660, 99805, 102792, 119766, 128490, 159688, 171320, 199610, 205584, 239532, 256980, 299415, 319376, 342640, 399220, 479064, 513960, 598830, 798440, 958128, 1027920, 1197660, 1596880, 2395320, 4790640, 85492963, 170985926, 256478889, 341971852, 427464815, 512957778, 683943704, 854929630, 1025915556, 1282394445, 1367887408, 1709859260, 2051831112, 2564788890, 3419718520, 4103662224, 5129577780, 6839437040, 10259155560, 20518311120]

約数ペア:

[(1, 20518311120), (2, 10259155560), (3, 6839437040), (4, 5129577780), (5, 4103662224), (6, 3419718520), (8, 2564788890), (10, 2051831112), (12, 1709859260), (15, 1367887408), (16, 1282394445), (20, 1025915556), (24, 854929630), (30, 683943704), (40, 512957778), (48, 427464815), (60, 341971852), (80, 256478889), (120, 170985926), (240, 85492963), (4283, 4790640), (8566, 2395320), (12849, 1596880), (17132, 1197660), (19961, 1027920), (21415, 958128), (25698, 798440), (34264, 598830), (39922, 513960), (42830, 479064), (51396, 399220), (59883, 342640), (64245, 319376), (68528, 299415), (79844, 256980), (85660, 239532), (99805, 205584), (102792, 199610), (119766, 171320), (128490, 159688)]