1844289220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{21341}}^1$

素因数の和:21528

約数の個数: 48

約数和(自身を含む): 4033638000

約数和(自身を除く): 2189348780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 290, 298, 580, 596, 745, 1490, 2980, 4321, 8642, 17284, 21341, 21605, 42682, 43210, 85364, 86420, 106705, 213410, 426820, 618889, 1237778, 2475556, 3094445, 3179809, 6188890, 6359618, 12377780, 12719236, 15899045, 31798090, 63596180, 92214461, 184428922, 368857844, 461072305, 922144610, 1844289220]

約数ペア:

[(1, 1844289220), (2, 922144610), (4, 461072305), (5, 368857844), (10, 184428922), (20, 92214461), (29, 63596180), (58, 31798090), (116, 15899045), (145, 12719236), (149, 12377780), (290, 6359618), (298, 6188890), (580, 3179809), (596, 3094445), (745, 2475556), (1490, 1237778), (2980, 618889), (4321, 426820), (8642, 213410), (17284, 106705), (21341, 86420), (21605, 85364), (42682, 43210)]