2000996445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1\times {\mathrm{857}}^1$

素因数の和:1510

約数の個数: 64

約数和(自身を含む): 3768500736

約数和(自身を除く): 1767504291

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 601, 777, 857, 1295, 1803, 2571, 3005, 3885, 4207, 4285, 5999, 9015, 12621, 12855, 17997, 21035, 22237, 29995, 31709, 63105, 66711, 89985, 95127, 111185, 155659, 158545, 221963, 333555, 466977, 475635, 515057, 665889, 778295, 1109815, 1545171, 2334885, 2575285, 3329445, 3605399, 7725855, 10816197, 18026995, 19057109, 54080985, 57171327, 95285545, 133399763, 285856635, 400199289, 666998815, 2000996445]

約数ペア:

[(1, 2000996445), (3, 666998815), (5, 400199289), (7, 285856635), (15, 133399763), (21, 95285545), (35, 57171327), (37, 54080985), (105, 19057109), (111, 18026995), (185, 10816197), (259, 7725855), (555, 3605399), (601, 3329445), (777, 2575285), (857, 2334885), (1295, 1545171), (1803, 1109815), (2571, 778295), (3005, 665889), (3885, 515057), (4207, 475635), (4285, 466977), (5999, 333555), (9015, 221963), (12621, 158545), (12855, 155659), (17997, 111185), (21035, 95127), (22237, 89985), (29995, 66711), (31709, 63105)]