12815060

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3931}}^1$

素因数の和:4103

約数の個数: 24

約数和(自身を含む): 27083616

約数和(自身を除く): 14268556

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 3931, 7862, 15724, 19655, 39310, 78620, 640753, 1281506, 2563012, 3203765, 6407530, 12815060]

約数ペア:

[(1, 12815060), (2, 6407530), (4, 3203765), (5, 2563012), (10, 1281506), (20, 640753), (163, 78620), (326, 39310), (652, 19655), (815, 15724), (1630, 7862), (3260, 3931)]