2912862840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{12143}}^1$

素因数の和:14156

約数の個数: 64

約数和(自身を含む): 8743680000

約数和(自身を除く): 5830817160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1999, 3998, 5997, 7996, 9995, 11994, 12143, 15992, 19990, 23988, 24286, 29985, 36429, 39980, 47976, 48572, 59970, 60715, 72858, 79960, 97144, 119940, 121430, 145716, 182145, 239880, 242860, 291432, 364290, 485720, 728580, 1457160, 24273857, 48547714, 72821571, 97095428, 121369285, 145643142, 194190856, 242738570, 291286284, 364107855, 485477140, 582572568, 728215710, 970954280, 1456431420, 2912862840]

約数ペア:

[(1, 2912862840), (2, 1456431420), (3, 970954280), (4, 728215710), (5, 582572568), (6, 485477140), (8, 364107855), (10, 291286284), (12, 242738570), (15, 194190856), (20, 145643142), (24, 121369285), (30, 97095428), (40, 72821571), (60, 48547714), (120, 24273857), (1999, 1457160), (3998, 728580), (5997, 485720), (7996, 364290), (9995, 291432), (11994, 242860), (12143, 239880), (15992, 182145), (19990, 145716), (23988, 121430), (24286, 119940), (29985, 97144), (36429, 79960), (39980, 72858), (47976, 60715), (48572, 59970)]