1445320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 3395520

約数和(自身を除く): 1950200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1571, 3142, 6284, 7855, 12568, 15710, 31420, 36133, 62840, 72266, 144532, 180665, 289064, 361330, 722660, 1445320]

約数ペア:

[(1, 1445320), (2, 722660), (4, 361330), (5, 289064), (8, 180665), (10, 144532), (20, 72266), (23, 62840), (40, 36133), (46, 31420), (92, 15710), (115, 12568), (184, 7855), (230, 6284), (460, 3142), (920, 1571)]