141223280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{160481}}^1$

素因数の和:160505

約数の個数: 40

約数和(自身を含む): 358195824

約数和(自身を除く): 216972544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 160481, 320962, 641924, 802405, 1283848, 1604810, 1765291, 2567696, 3209620, 3530582, 6419240, 7061164, 8826455, 12838480, 14122328, 17652910, 28244656, 35305820, 70611640, 141223280]

約数ペア:

[(1, 141223280), (2, 70611640), (4, 35305820), (5, 28244656), (8, 17652910), (10, 14122328), (11, 12838480), (16, 8826455), (20, 7061164), (22, 6419240), (40, 3530582), (44, 3209620), (55, 2567696), (80, 1765291), (88, 1604810), (110, 1283848), (176, 802405), (220, 641924), (440, 320962), (880, 160481)]