41872540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 90810720

約数和(自身を除く): 48938180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 181, 215, 269, 362, 430, 538, 724, 860, 905, 1076, 1345, 1810, 2690, 3620, 5380, 7783, 11567, 15566, 23134, 31132, 38915, 46268, 48689, 57835, 77830, 97378, 115670, 155660, 194756, 231340, 243445, 486890, 973780, 2093627, 4187254, 8374508, 10468135, 20936270, 41872540]

約数ペア:

[(1, 41872540), (2, 20936270), (4, 10468135), (5, 8374508), (10, 4187254), (20, 2093627), (43, 973780), (86, 486890), (172, 243445), (181, 231340), (215, 194756), (269, 155660), (362, 115670), (430, 97378), (538, 77830), (724, 57835), (860, 48689), (905, 46268), (1076, 38915), (1345, 31132), (1810, 23134), (2690, 15566), (3620, 11567), (5380, 7783)]