9917680

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{821}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 23239584

約数和(自身を除く): 13321904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 821, 1208, 1510, 1642, 2416, 3020, 3284, 4105, 6040, 6568, 8210, 12080, 13136, 16420, 32840, 65680, 123971, 247942, 495884, 619855, 991768, 1239710, 1983536, 2479420, 4958840, 9917680]

約数ペア:

[(1, 9917680), (2, 4958840), (4, 2479420), (5, 1983536), (8, 1239710), (10, 991768), (16, 619855), (20, 495884), (40, 247942), (80, 123971), (151, 65680), (302, 32840), (604, 16420), (755, 13136), (821, 12080), (1208, 8210), (1510, 6568), (1642, 6040), (2416, 4105), (3020, 3284)]