310894480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{298937}}^1$

素因数の和:298963

約数の個数: 40

約数和(自身を含む): 778434552

約数和(自身を除く): 467540072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 298937, 597874, 1195748, 1494685, 2391496, 2989370, 3886181, 4782992, 5978740, 7772362, 11957480, 15544724, 19430905, 23914960, 31089448, 38861810, 62178896, 77723620, 155447240, 310894480]

約数ペア:

[(1, 310894480), (2, 155447240), (4, 77723620), (5, 62178896), (8, 38861810), (10, 31089448), (13, 23914960), (16, 19430905), (20, 15544724), (26, 11957480), (40, 7772362), (52, 5978740), (65, 4782992), (80, 3886181), (104, 2989370), (130, 2391496), (208, 1494685), (260, 1195748), (520, 597874), (1040, 298937)]