28126230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2939}}^1$

素因数の和:2989

約数の個数: 64

約数和(自身を含む): 76204800

約数和(自身を除く): 48078570

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, 2939, 3190, 4785, 5878, 8817, 9570, 14695, 17634, 29390, 32329, 44085, 64658, 85231, 88170, 96987, 161645, 170462, 193974, 255693, 323290, 426155, 484935, 511386, 852310, 937541, 969870, 1278465, 1875082, 2556930, 2812623, 4687705, 5625246, 9375410, 14063115, 28126230]

約数ペア:

[(1, 28126230), (2, 14063115), (3, 9375410), (5, 5625246), (6, 4687705), (10, 2812623), (11, 2556930), (15, 1875082), (22, 1278465), (29, 969870), (30, 937541), (33, 852310), (55, 511386), (58, 484935), (66, 426155), (87, 323290), (110, 255693), (145, 193974), (165, 170462), (174, 161645), (290, 96987), (319, 88170), (330, 85231), (435, 64658), (638, 44085), (870, 32329), (957, 29390), (1595, 17634), (1914, 14695), (2939, 9570), (3190, 8817), (4785, 5878)]