1817140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 4268880

約数和(自身を除く): 2451740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 241, 260, 290, 377, 482, 580, 754, 964, 1205, 1508, 1885, 2410, 3133, 3770, 4820, 6266, 6989, 7540, 12532, 13978, 15665, 27956, 31330, 34945, 62660, 69890, 90857, 139780, 181714, 363428, 454285, 908570, 1817140]

約数ペア:

[(1, 1817140), (2, 908570), (4, 454285), (5, 363428), (10, 181714), (13, 139780), (20, 90857), (26, 69890), (29, 62660), (52, 34945), (58, 31330), (65, 27956), (116, 15665), (130, 13978), (145, 12532), (241, 7540), (260, 6989), (290, 6266), (377, 4820), (482, 3770), (580, 3133), (754, 2410), (964, 1885), (1205, 1508)]