207103480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^2$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 478197720

約数和(自身を除く): 271094240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 347, 430, 694, 860, 1388, 1720, 1735, 2776, 3470, 6940, 13880, 14921, 29842, 59684, 74605, 119368, 120409, 149210, 240818, 298420, 481636, 596840, 602045, 963272, 1204090, 2408180, 4816360, 5177587, 10355174, 20710348, 25887935, 41420696, 51775870, 103551740, 207103480]

約数ペア:

[(1, 207103480), (2, 103551740), (4, 51775870), (5, 41420696), (8, 25887935), (10, 20710348), (20, 10355174), (40, 5177587), (43, 4816360), (86, 2408180), (172, 1204090), (215, 963272), (344, 602045), (347, 596840), (430, 481636), (694, 298420), (860, 240818), (1388, 149210), (1720, 120409), (1735, 119368), (2776, 74605), (3470, 59684), (6940, 29842), (13880, 14921)]