2447830

素因数分解:

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

素因数の和:70

約数の個数: 72

約数和(自身を含む): 5879664

約数和(自身を除く): 3431834

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 121, 154, 170, 187, 238, 242, 289, 374, 385, 578, 595, 605, 770, 847, 935, 1190, 1210, 1309, 1445, 1694, 1870, 2023, 2057, 2618, 2890, 3179, 4046, 4114, 4235, 6358, 6545, 8470, 10115, 10285, 13090, 14399, 15895, 20230, 20570, 22253, 28798, 31790, 34969, 44506, 69938, 71995, 111265, 143990, 174845, 222530, 244783, 349690, 489566, 1223915, 2447830]

約数ペア:

[(1, 2447830), (2, 1223915), (5, 489566), (7, 349690), (10, 244783), (11, 222530), (14, 174845), (17, 143990), (22, 111265), (34, 71995), (35, 69938), (55, 44506), (70, 34969), (77, 31790), (85, 28798), (110, 22253), (119, 20570), (121, 20230), (154, 15895), (170, 14399), (187, 13090), (238, 10285), (242, 10115), (289, 8470), (374, 6545), (385, 6358), (578, 4235), (595, 4114), (605, 4046), (770, 3179), (847, 2890), (935, 2618), (1190, 2057), (1210, 2023), (1309, 1870), (1445, 1694)]