23081680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9949}}^1$

素因数の和:9991

約数の個数: 40

約数和(自身を含む): 55521000

約数和(自身を除く): 32439320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 9949, 19898, 39796, 49745, 79592, 99490, 159184, 198980, 288521, 397960, 577042, 795920, 1154084, 1442605, 2308168, 2885210, 4616336, 5770420, 11540840, 23081680]

約数ペア:

[(1, 23081680), (2, 11540840), (4, 5770420), (5, 4616336), (8, 2885210), (10, 2308168), (16, 1442605), (20, 1154084), (29, 795920), (40, 577042), (58, 397960), (80, 288521), (116, 198980), (145, 159184), (232, 99490), (290, 79592), (464, 49745), (580, 39796), (1160, 19898), (2320, 9949)]