28789060

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8831}}^1$

素因数の和:9003

約数の個数: 24

約数和(自身を含む): 60834816

約数和(自身を除く): 32045756

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 8831, 17662, 35324, 44155, 88310, 176620, 1439453, 2878906, 5757812, 7197265, 14394530, 28789060]

約数ペア:

[(1, 28789060), (2, 14394530), (4, 7197265), (5, 5757812), (10, 2878906), (20, 1439453), (163, 176620), (326, 88310), (652, 44155), (815, 35324), (1630, 17662), (3260, 8831)]