27491620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2459}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 63645120

約数和(自身を除く): 36153500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2459, 2795, 4918, 5590, 9836, 11180, 12295, 24590, 31967, 49180, 63934, 105737, 127868, 159835, 211474, 319670, 422948, 528685, 639340, 1057370, 1374581, 2114740, 2749162, 5498324, 6872905, 13745810, 27491620]

約数ペア:

[(1, 27491620), (2, 13745810), (4, 6872905), (5, 5498324), (10, 2749162), (13, 2114740), (20, 1374581), (26, 1057370), (43, 639340), (52, 528685), (65, 422948), (86, 319670), (130, 211474), (172, 159835), (215, 127868), (260, 105737), (430, 63934), (559, 49180), (860, 31967), (1118, 24590), (2236, 12295), (2459, 11180), (2795, 9836), (4918, 5590)]