390203710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{3407}}^1$

素因数の和:4308

約数の個数: 32

約数和(自身を含む): 757475712

約数和(自身を除く): 367272002

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 881, 1762, 3407, 4405, 6814, 8810, 11453, 17035, 22906, 34070, 44291, 57265, 88582, 114530, 221455, 442910, 3001567, 6003134, 15007835, 30015670, 39020371, 78040742, 195101855, 390203710]

約数ペア:

[(1, 390203710), (2, 195101855), (5, 78040742), (10, 39020371), (13, 30015670), (26, 15007835), (65, 6003134), (130, 3001567), (881, 442910), (1762, 221455), (3407, 114530), (4405, 88582), (6814, 57265), (8810, 44291), (11453, 34070), (17035, 22906)]