5209980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 14805504

約数和(自身を除く): 9595524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1223, 1420, 2130, 2446, 3669, 4260, 4892, 6115, 7338, 12230, 14676, 18345, 24460, 36690, 73380, 86833, 173666, 260499, 347332, 434165, 520998, 868330, 1041996, 1302495, 1736660, 2604990, 5209980]

約数ペア:

[(1, 5209980), (2, 2604990), (3, 1736660), (4, 1302495), (5, 1041996), (6, 868330), (10, 520998), (12, 434165), (15, 347332), (20, 260499), (30, 173666), (60, 86833), (71, 73380), (142, 36690), (213, 24460), (284, 18345), (355, 14676), (426, 12230), (710, 7338), (852, 6115), (1065, 4892), (1223, 4260), (1420, 3669), (2130, 2446)]