2198040

素因数分解:

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

素因数の和:1436

約数の個数: 64

約数和(自身を含む): 7106400

約数和(自身を除く): 4908360

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, 195, 260, 312, 390, 520, 780, 1409, 1560, 2818, 4227, 5636, 7045, 8454, 11272, 14090, 16908, 18317, 21135, 28180, 33816, 36634, 42270, 54951, 56360, 73268, 84540, 91585, 109902, 146536, 169080, 183170, 219804, 274755, 366340, 439608, 549510, 732680, 1099020, 2198040]

約数ペア:

[(1, 2198040), (2, 1099020), (3, 732680), (4, 549510), (5, 439608), (6, 366340), (8, 274755), (10, 219804), (12, 183170), (13, 169080), (15, 146536), (20, 109902), (24, 91585), (26, 84540), (30, 73268), (39, 56360), (40, 54951), (52, 42270), (60, 36634), (65, 33816), (78, 28180), (104, 21135), (120, 18317), (130, 16908), (156, 14090), (195, 11272), (260, 8454), (312, 7045), (390, 5636), (520, 4227), (780, 2818), (1409, 1560)]