145487780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{250841}}^1$

素因数の和:250879

約数の個数: 24

約数和(自身を含む): 316060920

約数和(自身を除く): 170573140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 250841, 501682, 1003364, 1254205, 2508410, 5016820, 7274389, 14548778, 29097556, 36371945, 72743890, 145487780]

約数ペア:

[(1, 145487780), (2, 72743890), (4, 36371945), (5, 29097556), (10, 14548778), (20, 7274389), (29, 5016820), (58, 2508410), (116, 1254205), (145, 1003364), (290, 501682), (580, 250841)]