2012790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 5244048

約数和(自身を除く): 3231258

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 397, 507, 794, 845, 1014, 1191, 1690, 1985, 2382, 2535, 3970, 5070, 5161, 5955, 10322, 11910, 15483, 25805, 30966, 51610, 67093, 77415, 134186, 154830, 201279, 335465, 402558, 670930, 1006395, 2012790]

約数ペア:

[(1, 2012790), (2, 1006395), (3, 670930), (5, 402558), (6, 335465), (10, 201279), (13, 154830), (15, 134186), (26, 77415), (30, 67093), (39, 51610), (65, 30966), (78, 25805), (130, 15483), (169, 11910), (195, 10322), (338, 5955), (390, 5161), (397, 5070), (507, 3970), (794, 2535), (845, 2382), (1014, 1985), (1191, 1690)]