57680440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{35171}}^1$

素因数の和:35223

約数の個数: 32

約数和(自身を含む): 132950160

約数和(自身を除く): 75269720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 35171, 70342, 140684, 175855, 281368, 351710, 703420, 1406840, 1442011, 2884022, 5768044, 7210055, 11536088, 14420110, 28840220, 57680440]

約数ペア:

[(1, 57680440), (2, 28840220), (4, 14420110), (5, 11536088), (8, 7210055), (10, 5768044), (20, 2884022), (40, 1442011), (41, 1406840), (82, 703420), (164, 351710), (205, 281368), (328, 175855), (410, 140684), (820, 70342), (1640, 35171)]