201361420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{774467}}^1$

素因数の和:774489

約数の個数: 24

約数和(自身を含む): 455387184

約数和(自身を除く): 254025764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 774467, 1548934, 3097868, 3872335, 7744670, 10068071, 15489340, 20136142, 40272284, 50340355, 100680710, 201361420]

約数ペア:

[(1, 201361420), (2, 100680710), (4, 50340355), (5, 40272284), (10, 20136142), (13, 15489340), (20, 10068071), (26, 7744670), (52, 3872335), (65, 3097868), (130, 1548934), (260, 774467)]