40542710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311867}}^1$

素因数の和:311887

約数の個数: 16

約数和(自身を含む): 78590736

約数和(自身を除く): 38048026

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311867, 623734, 1559335, 3118670, 4054271, 8108542, 20271355, 40542710]

約数ペア:

[(1, 40542710), (2, 20271355), (5, 8108542), (10, 4054271), (13, 3118670), (26, 1559335), (65, 623734), (130, 311867)]