2429020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 5687136

約数和(自身を除く): 3258116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 181, 220, 244, 305, 362, 610, 671, 724, 905, 1220, 1342, 1810, 1991, 2684, 3355, 3620, 3982, 6710, 7964, 9955, 11041, 13420, 19910, 22082, 39820, 44164, 55205, 110410, 121451, 220820, 242902, 485804, 607255, 1214510, 2429020]

約数ペア:

[(1, 2429020), (2, 1214510), (4, 607255), (5, 485804), (10, 242902), (11, 220820), (20, 121451), (22, 110410), (44, 55205), (55, 44164), (61, 39820), (110, 22082), (122, 19910), (181, 13420), (220, 11041), (244, 9955), (305, 7964), (362, 6710), (610, 3982), (671, 3620), (724, 3355), (905, 2684), (1220, 1991), (1342, 1810)]