4191020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 9525600

約数和(自身を除く): 5334580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 269, 380, 410, 538, 779, 820, 1076, 1345, 1558, 2690, 3116, 3895, 5111, 5380, 7790, 10222, 11029, 15580, 20444, 22058, 25555, 44116, 51110, 55145, 102220, 110290, 209551, 220580, 419102, 838204, 1047755, 2095510, 4191020]

約数ペア:

[(1, 4191020), (2, 2095510), (4, 1047755), (5, 838204), (10, 419102), (19, 220580), (20, 209551), (38, 110290), (41, 102220), (76, 55145), (82, 51110), (95, 44116), (164, 25555), (190, 22058), (205, 20444), (269, 15580), (380, 11029), (410, 10222), (538, 7790), (779, 5380), (820, 5111), (1076, 3895), (1345, 3116), (1558, 2690)]