2009059990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{3373}}^1$

素因数の和:3581

約数の個数: 64

約数和(自身を含む): 4228890624

約数和(自身を除く): 2219830634

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 127, 134, 254, 335, 469, 635, 670, 889, 938, 1270, 1778, 2345, 3373, 4445, 4690, 6746, 8509, 8890, 16865, 17018, 23611, 33730, 42545, 47222, 59563, 85090, 118055, 119126, 225991, 236110, 297815, 428371, 451982, 595630, 856742, 1129955, 1581937, 2141855, 2259910, 2998597, 3163874, 4283710, 5997194, 7909685, 14992985, 15819370, 28700857, 29985970, 57401714, 143504285, 200905999, 287008570, 401811998, 1004529995, 2009059990]

約数ペア:

[(1, 2009059990), (2, 1004529995), (5, 401811998), (7, 287008570), (10, 200905999), (14, 143504285), (35, 57401714), (67, 29985970), (70, 28700857), (127, 15819370), (134, 14992985), (254, 7909685), (335, 5997194), (469, 4283710), (635, 3163874), (670, 2998597), (889, 2259910), (938, 2141855), (1270, 1581937), (1778, 1129955), (2345, 856742), (3373, 595630), (4445, 451982), (4690, 428371), (6746, 297815), (8509, 236110), (8890, 225991), (16865, 119126), (17018, 118055), (23611, 85090), (33730, 59563), (42545, 47222)]