268139660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1\times {\mathrm{1019}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 575769600

約数和(自身を除く): 307629940

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 223, 236, 295, 446, 590, 892, 1019, 1115, 1180, 2038, 2230, 4076, 4460, 5095, 10190, 13157, 20380, 26314, 52628, 60121, 65785, 120242, 131570, 227237, 240484, 263140, 300605, 454474, 601210, 908948, 1136185, 1202420, 2272370, 4544740, 13406983, 26813966, 53627932, 67034915, 134069830, 268139660]

約数ペア:

[(1, 268139660), (2, 134069830), (4, 67034915), (5, 53627932), (10, 26813966), (20, 13406983), (59, 4544740), (118, 2272370), (223, 1202420), (236, 1136185), (295, 908948), (446, 601210), (590, 454474), (892, 300605), (1019, 263140), (1115, 240484), (1180, 227237), (2038, 131570), (2230, 120242), (4076, 65785), (4460, 60121), (5095, 52628), (10190, 26314), (13157, 20380)]