28260210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2953}}^1$

素因数の和:3003

約数の個数: 64

約数和(自身を含む): 76567680

約数和(自身を除く): 48307470

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 2953, 3190, 4785, 5906, 8859, 9570, 14765, 17718, 29530, 32483, 44295, 64966, 85637, 88590, 97449, 162415, 171274, 194898, 256911, 324830, 428185, 487245, 513822, 856370, 942007, 974490, 1284555, 1884014, 2569110, 2826021, 4710035, 5652042, 9420070, 14130105, 28260210]

約数ペア:

[(1, 28260210), (2, 14130105), (3, 9420070), (5, 5652042), (6, 4710035), (10, 2826021), (11, 2569110), (15, 1884014), (22, 1284555), (29, 974490), (30, 942007), (33, 856370), (55, 513822), (58, 487245), (66, 428185), (87, 324830), (110, 256911), (145, 194898), (165, 171274), (174, 162415), (290, 97449), (319, 88590), (330, 85637), (435, 64966), (638, 44295), (870, 32483), (957, 29530), (1595, 17718), (1914, 14765), (2953, 9570), (3190, 8859), (4785, 5906)]