56987060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12893}}^1$

素因数の和:12932

約数の個数: 48

約数和(自身を含む): 136470096

約数和(自身を除く): 79483036

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, 12893, 25786, 51572, 64465, 128930, 167609, 219181, 257860, 335218, 438362, 670436, 838045, 876724, 1095905, 1676090, 2191810, 2849353, 3352180, 4383620, 5698706, 11397412, 14246765, 28493530, 56987060]

約数ペア:

[(1, 56987060), (2, 28493530), (4, 14246765), (5, 11397412), (10, 5698706), (13, 4383620), (17, 3352180), (20, 2849353), (26, 2191810), (34, 1676090), (52, 1095905), (65, 876724), (68, 838045), (85, 670436), (130, 438362), (170, 335218), (221, 257860), (260, 219181), (340, 167609), (442, 128930), (884, 64465), (1105, 51572), (2210, 25786), (4420, 12893)]