123975740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{1249}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 298200000

約数和(自身を除く): 174224260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 709, 1249, 1418, 2498, 2836, 3545, 4963, 4996, 6245, 7090, 8743, 9926, 12490, 14180, 17486, 19852, 24815, 24980, 34972, 43715, 49630, 87430, 99260, 174860, 885541, 1771082, 3542164, 4427705, 6198787, 8855410, 12397574, 17710820, 24795148, 30993935, 61987870, 123975740]

約数ペア:

[(1, 123975740), (2, 61987870), (4, 30993935), (5, 24795148), (7, 17710820), (10, 12397574), (14, 8855410), (20, 6198787), (28, 4427705), (35, 3542164), (70, 1771082), (140, 885541), (709, 174860), (1249, 99260), (1418, 87430), (2498, 49630), (2836, 43715), (3545, 34972), (4963, 24980), (4996, 24815), (6245, 19852), (7090, 17486), (8743, 14180), (9926, 12490)]