392320780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{601}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 834978816

約数和(自身を除く): 442658036

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 257, 508, 514, 601, 635, 1028, 1202, 1270, 1285, 2404, 2540, 2570, 3005, 5140, 6010, 12020, 32639, 65278, 76327, 130556, 152654, 154457, 163195, 305308, 308914, 326390, 381635, 617828, 652780, 763270, 772285, 1526540, 1544570, 3089140, 19616039, 39232078, 78464156, 98080195, 196160390, 392320780]

約数ペア:

[(1, 392320780), (2, 196160390), (4, 98080195), (5, 78464156), (10, 39232078), (20, 19616039), (127, 3089140), (254, 1544570), (257, 1526540), (508, 772285), (514, 763270), (601, 652780), (635, 617828), (1028, 381635), (1202, 326390), (1270, 308914), (1285, 305308), (2404, 163195), (2540, 154457), (2570, 152654), (3005, 130556), (5140, 76327), (6010, 65278), (12020, 32639)]