40821430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1627}}^1$

素因数の和:1840

約数の個数: 32

約数和(自身を含む): 79589664

約数和(自身を除く): 38768234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193, 386, 965, 1627, 1930, 2509, 3254, 5018, 8135, 12545, 16270, 21151, 25090, 42302, 105755, 211510, 314011, 628022, 1570055, 3140110, 4082143, 8164286, 20410715, 40821430]

約数ペア:

[(1, 40821430), (2, 20410715), (5, 8164286), (10, 4082143), (13, 3140110), (26, 1570055), (65, 628022), (130, 314011), (193, 211510), (386, 105755), (965, 42302), (1627, 25090), (1930, 21151), (2509, 16270), (3254, 12545), (5018, 8135)]