252179980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{969923}}^1$

素因数の和:969945

約数の個数: 24

約数和(自身を含む): 570315312

約数和(自身を除く): 318135332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 969923, 1939846, 3879692, 4849615, 9699230, 12608999, 19398460, 25217998, 50435996, 63044995, 126089990, 252179980]

約数ペア:

[(1, 252179980), (2, 126089990), (4, 63044995), (5, 50435996), (10, 25217998), (13, 19398460), (20, 12608999), (26, 9699230), (52, 4849615), (65, 3879692), (130, 1939846), (260, 969923)]