2010677980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{41051}}^1$

素因数の和:41170

約数の個数: 48

約数和(自身を含む): 4413911040

約数和(自身を除く): 2403233060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4898, 9796, 12245, 24490, 41051, 48980, 82102, 164204, 205255, 410510, 821020, 1272581, 2545162, 3243029, 5090324, 6362905, 6486058, 12725810, 12972116, 16215145, 25451620, 32430290, 64860580, 100533899, 201067798, 402135596, 502669495, 1005338990, 2010677980]

約数ペア:

[(1, 2010677980), (2, 1005338990), (4, 502669495), (5, 402135596), (10, 201067798), (20, 100533899), (31, 64860580), (62, 32430290), (79, 25451620), (124, 16215145), (155, 12972116), (158, 12725810), (310, 6486058), (316, 6362905), (395, 5090324), (620, 3243029), (790, 2545162), (1580, 1272581), (2449, 821020), (4898, 410510), (9796, 205255), (12245, 164204), (24490, 82102), (41051, 48980)]