219312980

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{26171}}^1$

素因数の和:26599

約数の個数: 24

約数和(自身を含む): 461674080

約数和(自身を除く): 242361100

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 26171, 52342, 104684, 130855, 261710, 523420, 10965649, 21931298, 43862596, 54828245, 109656490, 219312980]

約数ペア:

[(1, 219312980), (2, 109656490), (4, 54828245), (5, 43862596), (10, 21931298), (20, 10965649), (419, 523420), (838, 261710), (1676, 130855), (2095, 104684), (4190, 52342), (8380, 26171)]