28918720

素因数分解:

$2^6\times 5^1\times {\mathrm{90371}}^1$

素因数の和:90388

約数の個数: 28

約数和(自身を含む): 68863464

約数和(自身を除く): 39944744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 90371, 180742, 361484, 451855, 722968, 903710, 1445936, 1807420, 2891872, 3614840, 5783744, 7229680, 14459360, 28918720]

約数ペア:

[(1, 28918720), (2, 14459360), (4, 7229680), (5, 5783744), (8, 3614840), (10, 2891872), (16, 1807420), (20, 1445936), (32, 903710), (40, 722968), (64, 451855), (80, 361484), (160, 180742), (320, 90371)]