644230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2831

約数の個数: 16

約数和(自身を含む): 1210464

約数和(自身を除く): 566234

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 2801, 5602, 14005, 28010, 64423, 128846, 322115, 644230]

約数ペア:

[(1, 644230), (2, 322115), (5, 128846), (10, 64423), (23, 28010), (46, 14005), (115, 5602), (230, 2801)]