20416920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170141}}^1$

素因数の和:170155

約数の個数: 32

約数和(自身を含む): 61251120

約数和(自身を除く): 40834200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170141, 340282, 510423, 680564, 850705, 1020846, 1361128, 1701410, 2041692, 2552115, 3402820, 4083384, 5104230, 6805640, 10208460, 20416920]

約数ペア:

[(1, 20416920), (2, 10208460), (3, 6805640), (4, 5104230), (5, 4083384), (6, 3402820), (8, 2552115), (10, 2041692), (12, 1701410), (15, 1361128), (20, 1020846), (24, 850705), (30, 680564), (40, 510423), (60, 340282), (120, 170141)]