1229843380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1\times {\mathrm{2269}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 2650833360

約数和(自身を除く): 1420989980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 661, 820, 1322, 2269, 2644, 3305, 4538, 6610, 9076, 11345, 13220, 22690, 27101, 45380, 54202, 93029, 108404, 135505, 186058, 271010, 372116, 465145, 542020, 930290, 1499809, 1860580, 2999618, 5999236, 7499045, 14998090, 29996180, 61492169, 122984338, 245968676, 307460845, 614921690, 1229843380]

約数ペア:

[(1, 1229843380), (2, 614921690), (4, 307460845), (5, 245968676), (10, 122984338), (20, 61492169), (41, 29996180), (82, 14998090), (164, 7499045), (205, 5999236), (410, 2999618), (661, 1860580), (820, 1499809), (1322, 930290), (2269, 542020), (2644, 465145), (3305, 372116), (4538, 271010), (6610, 186058), (9076, 135505), (11345, 108404), (13220, 93029), (22690, 54202), (27101, 45380)]