40642160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39079}}^1$

素因数の和:39105

約数の個数: 40

約数和(自身を含む): 101764320

約数和(自身を除く): 61122160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 39079, 78158, 156316, 195395, 312632, 390790, 508027, 625264, 781580, 1016054, 1563160, 2032108, 2540135, 3126320, 4064216, 5080270, 8128432, 10160540, 20321080, 40642160]

約数ペア:

[(1, 40642160), (2, 20321080), (4, 10160540), (5, 8128432), (8, 5080270), (10, 4064216), (13, 3126320), (16, 2540135), (20, 2032108), (26, 1563160), (40, 1016054), (52, 781580), (65, 625264), (80, 508027), (104, 390790), (130, 312632), (208, 195395), (260, 156316), (520, 78158), (1040, 39079)]