40945840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39371}}^1$

素因数の和:39397

約数の個数: 40

約数和(自身を含む): 102524688

約数和(自身を除く): 61578848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 39371, 78742, 157484, 196855, 314968, 393710, 511823, 629936, 787420, 1023646, 1574840, 2047292, 2559115, 3149680, 4094584, 5118230, 8189168, 10236460, 20472920, 40945840]

約数ペア:

[(1, 40945840), (2, 20472920), (4, 10236460), (5, 8189168), (8, 5118230), (10, 4094584), (13, 3149680), (16, 2559115), (20, 2047292), (26, 1574840), (40, 1023646), (52, 787420), (65, 629936), (80, 511823), (104, 393710), (130, 314968), (208, 196855), (260, 157484), (520, 78742), (1040, 39371)]