200610920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161783}}^1$

素因数の和:161825

約数の個数: 32

約数和(自身を含む): 465937920

約数和(自身を除く): 265327000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161783, 323566, 647132, 808915, 1294264, 1617830, 3235660, 5015273, 6471320, 10030546, 20061092, 25076365, 40122184, 50152730, 100305460, 200610920]

約数ペア:

[(1, 200610920), (2, 100305460), (4, 50152730), (5, 40122184), (8, 25076365), (10, 20061092), (20, 10030546), (31, 6471320), (40, 5015273), (62, 3235660), (124, 1617830), (155, 1294264), (248, 808915), (310, 647132), (620, 323566), (1240, 161783)]