1731117380

素因数分解:

$2^2\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{45821}}^1$

素因数の和:47719

約数の個数: 24

約数和(自身を含む): 3637350360

約数和(自身を除く): 1906232980

約数列:

[1, 2, 4, 5, 10, 20, 1889, 3778, 7556, 9445, 18890, 37780, 45821, 91642, 183284, 229105, 458210, 916420, 86555869, 173111738, 346223476, 432779345, 865558690, 1731117380]

約数ペア:

[(1, 1731117380), (2, 865558690), (4, 432779345), (5, 346223476), (10, 173111738), (20, 86555869), (1889, 916420), (3778, 458210), (7556, 229105), (9445, 183284), (18890, 91642), (37780, 45821)]