28574520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1409}}^1$

素因数の和:1449

約数の個数: 96

約数和(自身を含む): 92890800

約数和(自身を除く): 64316280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1409, 1560, 1690, 2028, 2535, 2818, 3380, 4056, 4227, 5070, 5636, 6760, 7045, 8454, 10140, 11272, 14090, 16908, 18317, 20280, 21135, 28180, 33816, 36634, 42270, 54951, 56360, 73268, 84540, 91585, 109902, 146536, 169080, 183170, 219804, 238121, 274755, 366340, 439608, 476242, 549510, 714363, 732680, 952484, 1099020, 1190605, 1428726, 1904968, 2198040, 2381210, 2857452, 3571815, 4762420, 5714904, 7143630, 9524840, 14287260, 28574520]

約数ペア:

[(1, 28574520), (2, 14287260), (3, 9524840), (4, 7143630), (5, 5714904), (6, 4762420), (8, 3571815), (10, 2857452), (12, 2381210), (13, 2198040), (15, 1904968), (20, 1428726), (24, 1190605), (26, 1099020), (30, 952484), (39, 732680), (40, 714363), (52, 549510), (60, 476242), (65, 439608), (78, 366340), (104, 274755), (120, 238121), (130, 219804), (156, 183170), (169, 169080), (195, 146536), (260, 109902), (312, 91585), (338, 84540), (390, 73268), (507, 56360), (520, 54951), (676, 42270), (780, 36634), (845, 33816), (1014, 28180), (1352, 21135), (1409, 20280), (1560, 18317), (1690, 16908), (2028, 14090), (2535, 11272), (2818, 10140), (3380, 8454), (4056, 7045), (4227, 6760), (5070, 5636)]