27854320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26783}}^1$

素因数の和:26809

約数の個数: 40

約数和(自身を含む): 69745536

約数和(自身を除く): 41891216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 26783, 53566, 107132, 133915, 214264, 267830, 348179, 428528, 535660, 696358, 1071320, 1392716, 1740895, 2142640, 2785432, 3481790, 5570864, 6963580, 13927160, 27854320]

約数ペア:

[(1, 27854320), (2, 13927160), (4, 6963580), (5, 5570864), (8, 3481790), (10, 2785432), (13, 2142640), (16, 1740895), (20, 1392716), (26, 1071320), (40, 696358), (52, 535660), (65, 428528), (80, 348179), (104, 267830), (130, 214264), (208, 133915), (260, 107132), (520, 53566), (1040, 26783)]