38721560

素因数分解:

$2^3\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1289}}^1$

素因数の和:2051

約数の個数: 32

約数和(自身を含む): 87307200

約数和(自身を除く): 48585640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 751, 1289, 1502, 2578, 3004, 3755, 5156, 6008, 6445, 7510, 10312, 12890, 15020, 25780, 30040, 51560, 968039, 1936078, 3872156, 4840195, 7744312, 9680390, 19360780, 38721560]

約数ペア:

[(1, 38721560), (2, 19360780), (4, 9680390), (5, 7744312), (8, 4840195), (10, 3872156), (20, 1936078), (40, 968039), (751, 51560), (1289, 30040), (1502, 25780), (2578, 15020), (3004, 12890), (3755, 10312), (5156, 7510), (6008, 6445)]