118548820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26821}}^1$

素因数の和:26860

約数の個数: 48

約数和(自身を含む): 283884048

約数和(自身を除く): 165335228

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 26821, 53642, 107284, 134105, 268210, 348673, 455957, 536420, 697346, 911914, 1394692, 1743365, 1823828, 2279785, 3486730, 4559570, 5927441, 6973460, 9119140, 11854882, 23709764, 29637205, 59274410, 118548820]

約数ペア:

[(1, 118548820), (2, 59274410), (4, 29637205), (5, 23709764), (10, 11854882), (13, 9119140), (17, 6973460), (20, 5927441), (26, 4559570), (34, 3486730), (52, 2279785), (65, 1823828), (68, 1743365), (85, 1394692), (130, 911914), (170, 697346), (221, 536420), (260, 455957), (340, 348673), (442, 268210), (884, 134105), (1105, 107284), (2210, 53642), (4420, 26821)]