15839870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 30265920

約数和(自身を除く): 14426050

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1129, 1403, 2258, 2806, 5645, 7015, 11290, 14030, 25967, 51934, 68869, 129835, 137738, 259670, 344345, 688690, 1583987, 3167974, 7919935, 15839870]

約数ペア:

[(1, 15839870), (2, 7919935), (5, 3167974), (10, 1583987), (23, 688690), (46, 344345), (61, 259670), (115, 137738), (122, 129835), (230, 68869), (305, 51934), (610, 25967), (1129, 14030), (1403, 11290), (2258, 7015), (2806, 5645)]