260829140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{91199}}^1$

素因数の和:91232

約数の個数: 48

約数和(自身を含む): 643507200

約数和(自身を除く): 382678060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 91199, 182398, 364796, 455995, 911990, 1003189, 1185587, 1823980, 2006378, 2371174, 4012756, 4742348, 5015945, 5927935, 10031890, 11855870, 13041457, 20063780, 23711740, 26082914, 52165828, 65207285, 130414570, 260829140]

約数ペア:

[(1, 260829140), (2, 130414570), (4, 65207285), (5, 52165828), (10, 26082914), (11, 23711740), (13, 20063780), (20, 13041457), (22, 11855870), (26, 10031890), (44, 5927935), (52, 5015945), (55, 4742348), (65, 4012756), (110, 2371174), (130, 2006378), (143, 1823980), (220, 1185587), (260, 1003189), (286, 911990), (572, 455995), (715, 364796), (1430, 182398), (2860, 91199)]