45410920

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4523}}^1$

素因数の和:4785

約数の個数: 32

約数和(自身を含む): 102604320

約数和(自身を除く): 57193400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 4523, 5020, 9046, 10040, 18092, 22615, 36184, 45230, 90460, 180920, 1135273, 2270546, 4541092, 5676365, 9082184, 11352730, 22705460, 45410920]

約数ペア:

[(1, 45410920), (2, 22705460), (4, 11352730), (5, 9082184), (8, 5676365), (10, 4541092), (20, 2270546), (40, 1135273), (251, 180920), (502, 90460), (1004, 45230), (1255, 36184), (2008, 22615), (2510, 18092), (4523, 10040), (5020, 9046)]