17390980

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1669}}^1$

素因数の和:2199

約数の個数: 24

約数和(自身を含む): 36613080

約数和(自身を除く): 19222100

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 1669, 2084, 2605, 3338, 5210, 6676, 8345, 10420, 16690, 33380, 869549, 1739098, 3478196, 4347745, 8695490, 17390980]

約数ペア:

[(1, 17390980), (2, 8695490), (4, 4347745), (5, 3478196), (10, 1739098), (20, 869549), (521, 33380), (1042, 16690), (1669, 10420), (2084, 8345), (2605, 6676), (3338, 5210)]