728893670380

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{19051063}}^1$

素因数の和:19052985

約数の個数: 24

約数和(自身を含む): 1531476932832

約数和(自身を除く): 802583262452

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 7652, 9565, 19130, 38260, 19051063, 38102126, 76204252, 95255315, 190510630, 381021260, 36444683519, 72889367038, 145778734076, 182223417595, 364446835190, 728893670380]

約数ペア:

[(1, 728893670380), (2, 364446835190), (4, 182223417595), (5, 145778734076), (10, 72889367038), (20, 36444683519), (1913, 381021260), (3826, 190510630), (7652, 95255315), (9565, 76204252), (19130, 38102126), (38260, 19051063)]