15787460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 36599472

約数和(自身を除く): 20812012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1481, 2132, 2665, 2962, 5330, 5924, 7405, 10660, 14810, 19253, 29620, 38506, 60721, 77012, 96265, 121442, 192530, 242884, 303605, 385060, 607210, 789373, 1214420, 1578746, 3157492, 3946865, 7893730, 15787460]

約数ペア:

[(1, 15787460), (2, 7893730), (4, 3946865), (5, 3157492), (10, 1578746), (13, 1214420), (20, 789373), (26, 607210), (41, 385060), (52, 303605), (65, 242884), (82, 192530), (130, 121442), (164, 96265), (205, 77012), (260, 60721), (410, 38506), (533, 29620), (820, 19253), (1066, 14810), (1481, 10660), (2132, 7405), (2665, 5924), (2962, 5330)]