1439020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 3419136

約数和(自身を除く): 1980116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 211, 220, 310, 341, 422, 620, 682, 844, 1055, 1364, 1705, 2110, 2321, 3410, 4220, 4642, 6541, 6820, 9284, 11605, 13082, 23210, 26164, 32705, 46420, 65410, 71951, 130820, 143902, 287804, 359755, 719510, 1439020]

約数ペア:

[(1, 1439020), (2, 719510), (4, 359755), (5, 287804), (10, 143902), (11, 130820), (20, 71951), (22, 65410), (31, 46420), (44, 32705), (55, 26164), (62, 23210), (110, 13082), (124, 11605), (155, 9284), (211, 6820), (220, 6541), (310, 4642), (341, 4220), (422, 3410), (620, 2321), (682, 2110), (844, 1705), (1055, 1364)]