28654160

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1427}}^1$

素因数の和:1691

約数の個数: 40

約数和(自身を含む): 66933216

約数和(自身を除く): 38279056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 1427, 2008, 2510, 2854, 4016, 5020, 5708, 7135, 10040, 11416, 14270, 20080, 22832, 28540, 57080, 114160, 358177, 716354, 1432708, 1790885, 2865416, 3581770, 5730832, 7163540, 14327080, 28654160]

約数ペア:

[(1, 28654160), (2, 14327080), (4, 7163540), (5, 5730832), (8, 3581770), (10, 2865416), (16, 1790885), (20, 1432708), (40, 716354), (80, 358177), (251, 114160), (502, 57080), (1004, 28540), (1255, 22832), (1427, 20080), (2008, 14270), (2510, 11416), (2854, 10040), (4016, 7135), (5020, 5708)]