339640780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1\times {\mathrm{607}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 724098816

約数和(自身を除く): 384458036

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 277, 404, 505, 554, 607, 1010, 1108, 1214, 1385, 2020, 2428, 2770, 3035, 5540, 6070, 12140, 27977, 55954, 61307, 111908, 122614, 139885, 168139, 245228, 279770, 306535, 336278, 559540, 613070, 672556, 840695, 1226140, 1681390, 3362780, 16982039, 33964078, 67928156, 84910195, 169820390, 339640780]

約数ペア:

[(1, 339640780), (2, 169820390), (4, 84910195), (5, 67928156), (10, 33964078), (20, 16982039), (101, 3362780), (202, 1681390), (277, 1226140), (404, 840695), (505, 672556), (554, 613070), (607, 559540), (1010, 336278), (1108, 306535), (1214, 279770), (1385, 245228), (2020, 168139), (2428, 139885), (2770, 122614), (3035, 111908), (5540, 61307), (6070, 55954), (12140, 27977)]