115219640

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{12917}}^1$

素因数の和:13151

約数の個数: 32

約数和(自身を含む): 260426880

約数和(自身を除く): 145207240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 12917, 25834, 51668, 64585, 103336, 129170, 258340, 516680, 2880491, 5760982, 11521964, 14402455, 23043928, 28804910, 57609820, 115219640]

約数ペア:

[(1, 115219640), (2, 57609820), (4, 28804910), (5, 23043928), (8, 14402455), (10, 11521964), (20, 5760982), (40, 2880491), (223, 516680), (446, 258340), (892, 129170), (1115, 103336), (1784, 64585), (2230, 51668), (4460, 25834), (8920, 12917)]