28402530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3833}}^1$

素因数の和:3875

約数の個数: 64

約数和(自身を含む): 77293440

約数和(自身を除く): 48890910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 3833, 7410, 7666, 11499, 19165, 22998, 38330, 49829, 57495, 72827, 99658, 114990, 145654, 149487, 218481, 249145, 298974, 364135, 436962, 498290, 728270, 747435, 946751, 1092405, 1494870, 1893502, 2184810, 2840253, 4733755, 5680506, 9467510, 14201265, 28402530]

約数ペア:

[(1, 28402530), (2, 14201265), (3, 9467510), (5, 5680506), (6, 4733755), (10, 2840253), (13, 2184810), (15, 1893502), (19, 1494870), (26, 1092405), (30, 946751), (38, 747435), (39, 728270), (57, 498290), (65, 436962), (78, 364135), (95, 298974), (114, 249145), (130, 218481), (190, 149487), (195, 145654), (247, 114990), (285, 99658), (390, 72827), (494, 57495), (570, 49829), (741, 38330), (1235, 22998), (1482, 19165), (2470, 11499), (3705, 7666), (3833, 7410)]