31292810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1511}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 28582390

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 1511, 2071, 3022, 4142, 7555, 10355, 15110, 20710, 28709, 57418, 143545, 164699, 287090, 329398, 823495, 1646990, 3129281, 6258562, 15646405, 31292810]

約数ペア:

[(1, 31292810), (2, 15646405), (5, 6258562), (10, 3129281), (19, 1646990), (38, 823495), (95, 329398), (109, 287090), (190, 164699), (218, 143545), (545, 57418), (1090, 28709), (1511, 20710), (2071, 15110), (3022, 10355), (4142, 7555)]