31696040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{9547}}^1$

素因数の和:9641

約数の個数: 32

約数和(自身を含む): 72182880

約数和(自身を除く): 40486840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 9547, 19094, 38188, 47735, 76376, 95470, 190940, 381880, 792401, 1584802, 3169604, 3962005, 6339208, 7924010, 15848020, 31696040]

約数ペア:

[(1, 31696040), (2, 15848020), (4, 7924010), (5, 6339208), (8, 3962005), (10, 3169604), (20, 1584802), (40, 792401), (83, 381880), (166, 190940), (332, 95470), (415, 76376), (664, 47735), (830, 38188), (1660, 19094), (3320, 9547)]