2017872880

素因数分解:

$2^4\times 5^1\times {\mathrm{25223411}}^1$

素因数の和:25223424

約数の個数: 20

約数和(自身を含む): 4691554632

約数和(自身を除く): 2673681752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25223411, 50446822, 100893644, 126117055, 201787288, 252234110, 403574576, 504468220, 1008936440, 2017872880]

約数ペア:

[(1, 2017872880), (2, 1008936440), (4, 504468220), (5, 403574576), (8, 252234110), (10, 201787288), (16, 126117055), (20, 100893644), (40, 50446822), (80, 25223411)]