1520402320

素因数分解:

$2^4\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{6959}}^1$

素因数の和:9703

約数の個数: 40

約数和(自身を含む): 3536737920

約数和(自身を除く): 2016335600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2731, 5462, 6959, 10924, 13655, 13918, 21848, 27310, 27836, 34795, 43696, 54620, 55672, 69590, 109240, 111344, 139180, 218480, 278360, 556720, 19005029, 38010058, 76020116, 95025145, 152040232, 190050290, 304080464, 380100580, 760201160, 1520402320]

約数ペア:

[(1, 1520402320), (2, 760201160), (4, 380100580), (5, 304080464), (8, 190050290), (10, 152040232), (16, 95025145), (20, 76020116), (40, 38010058), (80, 19005029), (2731, 556720), (5462, 278360), (6959, 218480), (10924, 139180), (13655, 111344), (13918, 109240), (21848, 69590), (27310, 55672), (27836, 54620), (34795, 43696)]