755240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 1728000

約数和(自身を除く): 972760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 239, 316, 395, 478, 632, 790, 956, 1195, 1580, 1912, 2390, 3160, 4780, 9560, 18881, 37762, 75524, 94405, 151048, 188810, 377620, 755240]

約数ペア:

[(1, 755240), (2, 377620), (4, 188810), (5, 151048), (8, 94405), (10, 75524), (20, 37762), (40, 18881), (79, 9560), (158, 4780), (239, 3160), (316, 2390), (395, 1912), (478, 1580), (632, 1195), (790, 956)]