428649590

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1\times {\mathrm{859}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 780192000

約数和(自身を除く): 351542410

約数列:

[1, 2, 5, 10, 139, 278, 359, 695, 718, 859, 1390, 1718, 1795, 3590, 4295, 8590, 49901, 99802, 119401, 238802, 249505, 308381, 499010, 597005, 616762, 1194010, 1541905, 3083810, 42864959, 85729918, 214324795, 428649590]

約数ペア:

[(1, 428649590), (2, 214324795), (5, 85729918), (10, 42864959), (139, 3083810), (278, 1541905), (359, 1194010), (695, 616762), (718, 597005), (859, 499010), (1390, 308381), (1718, 249505), (1795, 238802), (3590, 119401), (4295, 99802), (8590, 49901)]