344883920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{60719}}^1$

素因数の和:60803

約数の個数: 40

約数和(自身を含む): 813162240

約数和(自身を除く): 468278320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 60719, 121438, 242876, 303595, 485752, 607190, 971504, 1214380, 2428760, 4311049, 4857520, 8622098, 17244196, 21555245, 34488392, 43110490, 68976784, 86220980, 172441960, 344883920]

約数ペア:

[(1, 344883920), (2, 172441960), (4, 86220980), (5, 68976784), (8, 43110490), (10, 34488392), (16, 21555245), (20, 17244196), (40, 8622098), (71, 4857520), (80, 4311049), (142, 2428760), (284, 1214380), (355, 971504), (568, 607190), (710, 485752), (1136, 303595), (1420, 242876), (2840, 121438), (5680, 60719)]