15754420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3769}}^1$

素因数の和:3808

約数の個数: 48

約数和(自身を含む): 38001600

約数和(自身を除く): 22247180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3769, 4180, 7538, 15076, 18845, 37690, 41459, 71611, 75380, 82918, 143222, 165836, 207295, 286444, 358055, 414590, 716110, 787721, 829180, 1432220, 1575442, 3150884, 3938605, 7877210, 15754420]

約数ペア:

[(1, 15754420), (2, 7877210), (4, 3938605), (5, 3150884), (10, 1575442), (11, 1432220), (19, 829180), (20, 787721), (22, 716110), (38, 414590), (44, 358055), (55, 286444), (76, 207295), (95, 165836), (110, 143222), (190, 82918), (209, 75380), (220, 71611), (380, 41459), (418, 37690), (836, 18845), (1045, 15076), (2090, 7538), (3769, 4180)]