15451180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 34685280

約数和(自身を除く): 19234100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 557, 730, 1114, 1387, 1460, 2228, 2774, 2785, 5548, 5570, 6935, 10583, 11140, 13870, 21166, 27740, 40661, 42332, 52915, 81322, 105830, 162644, 203305, 211660, 406610, 772559, 813220, 1545118, 3090236, 3862795, 7725590, 15451180]

約数ペア:

[(1, 15451180), (2, 7725590), (4, 3862795), (5, 3090236), (10, 1545118), (19, 813220), (20, 772559), (38, 406610), (73, 211660), (76, 203305), (95, 162644), (146, 105830), (190, 81322), (292, 52915), (365, 42332), (380, 40661), (557, 27740), (730, 21166), (1114, 13870), (1387, 11140), (1460, 10583), (2228, 6935), (2774, 5570), (2785, 5548)]