977156960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{469787}}^1$

素因数の和:469815

約数の個数: 48

約数和(自身を含む): 2486118096

約数和(自身を除く): 1508961136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 469787, 939574, 1879148, 2348935, 3758296, 4697870, 6107231, 7516592, 9395740, 12214462, 15033184, 18791480, 24428924, 30536155, 37582960, 48857848, 61072310, 75165920, 97715696, 122144620, 195431392, 244289240, 488578480, 977156960]

約数ペア:

[(1, 977156960), (2, 488578480), (4, 244289240), (5, 195431392), (8, 122144620), (10, 97715696), (13, 75165920), (16, 61072310), (20, 48857848), (26, 37582960), (32, 30536155), (40, 24428924), (52, 18791480), (65, 15033184), (80, 12214462), (104, 9395740), (130, 7516592), (160, 6107231), (208, 4697870), (260, 3758296), (416, 2348935), (520, 1879148), (1040, 939574), (2080, 469787)]