1520779990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{12347}}^1$

素因数の和:12576

約数の個数: 32

約数和(自身を含む): 2787190560

約数和(自身を除く): 1266410570

約数列:

[1, 2, 5, 10, 109, 113, 218, 226, 545, 565, 1090, 1130, 12317, 12347, 24634, 24694, 61585, 61735, 123170, 123470, 1345823, 1395211, 2691646, 2790422, 6729115, 6976055, 13458230, 13952110, 152077999, 304155998, 760389995, 1520779990]

約数ペア:

[(1, 1520779990), (2, 760389995), (5, 304155998), (10, 152077999), (109, 13952110), (113, 13458230), (218, 6976055), (226, 6729115), (545, 2790422), (565, 2691646), (1090, 1395211), (1130, 1345823), (12317, 123470), (12347, 123170), (24634, 61735), (24694, 61585)]