28837270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2203}}^1$

素因数の和:2245

約数の個数: 64

約数和(自身を含む): 68553216

約数和(自身を除く): 39715946

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2203, 2618, 4406, 6545, 11015, 13090, 15421, 22030, 24233, 30842, 37451, 48466, 74902, 77105, 121165, 154210, 169631, 187255, 242330, 262157, 339262, 374510, 411961, 524314, 823922, 848155, 1310785, 1696310, 2059805, 2621570, 2883727, 4119610, 5767454, 14418635, 28837270]

約数ペア:

[(1, 28837270), (2, 14418635), (5, 5767454), (7, 4119610), (10, 2883727), (11, 2621570), (14, 2059805), (17, 1696310), (22, 1310785), (34, 848155), (35, 823922), (55, 524314), (70, 411961), (77, 374510), (85, 339262), (110, 262157), (119, 242330), (154, 187255), (170, 169631), (187, 154210), (238, 121165), (374, 77105), (385, 74902), (595, 48466), (770, 37451), (935, 30842), (1190, 24233), (1309, 22030), (1870, 15421), (2203, 13090), (2618, 11015), (4406, 6545)]