2897815720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1543}}^1\times {\mathrm{1619}}^1$

素因数の和:3202

約数の個数: 64

約数和(自身を含む): 6753456000

約数和(自身を除く): 3855640280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1543, 1619, 3086, 3238, 6172, 6476, 7715, 8095, 12344, 12952, 15430, 16190, 30860, 32380, 44747, 46951, 61720, 64760, 89494, 93902, 178988, 187804, 223735, 234755, 357976, 375608, 447470, 469510, 894940, 939020, 1789880, 1878040, 2498117, 4996234, 9992468, 12490585, 19984936, 24981170, 49962340, 72445393, 99924680, 144890786, 289781572, 362226965, 579563144, 724453930, 1448907860, 2897815720]

約数ペア:

[(1, 2897815720), (2, 1448907860), (4, 724453930), (5, 579563144), (8, 362226965), (10, 289781572), (20, 144890786), (29, 99924680), (40, 72445393), (58, 49962340), (116, 24981170), (145, 19984936), (232, 12490585), (290, 9992468), (580, 4996234), (1160, 2498117), (1543, 1878040), (1619, 1789880), (3086, 939020), (3238, 894940), (6172, 469510), (6476, 447470), (7715, 375608), (8095, 357976), (12344, 234755), (12952, 223735), (15430, 187804), (16190, 178988), (30860, 93902), (32380, 89494), (44747, 64760), (46951, 61720)]