126198440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{35449}}^1$

素因数の和:35549

約数の個数: 32

約数和(自身を含む): 287145000

約数和(自身を除く): 160946560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 35449, 70898, 141796, 177245, 283592, 354490, 708980, 1417960, 3154961, 6309922, 12619844, 15774805, 25239688, 31549610, 63099220, 126198440]

約数ペア:

[(1, 126198440), (2, 63099220), (4, 31549610), (5, 25239688), (8, 15774805), (10, 12619844), (20, 6309922), (40, 3154961), (89, 1417960), (178, 708980), (356, 354490), (445, 283592), (712, 177245), (890, 141796), (1780, 70898), (3560, 35449)]