214936760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131059}}^1$

素因数の和:131111

約数の個数: 32

約数和(自身を含む): 495406800

約数和(自身を除く): 280470040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 131059, 262118, 524236, 655295, 1048472, 1310590, 2621180, 5242360, 5373419, 10746838, 21493676, 26867095, 42987352, 53734190, 107468380, 214936760]

約数ペア:

[(1, 214936760), (2, 107468380), (4, 53734190), (5, 42987352), (8, 26867095), (10, 21493676), (20, 10746838), (40, 5373419), (41, 5242360), (82, 2621180), (164, 1310590), (205, 1048472), (328, 655295), (410, 524236), (820, 262118), (1640, 131059)]