28093240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{100333}}^1$

素因数の和:100351

約数の個数: 32

約数和(自身を含む): 72240480

約数和(自身を除く): 44147240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 100333, 200666, 401332, 501665, 702331, 802664, 1003330, 1404662, 2006660, 2809324, 3511655, 4013320, 5618648, 7023310, 14046620, 28093240]

約数ペア:

[(1, 28093240), (2, 14046620), (4, 7023310), (5, 5618648), (7, 4013320), (8, 3511655), (10, 2809324), (14, 2006660), (20, 1404662), (28, 1003330), (35, 802664), (40, 702331), (56, 501665), (70, 401332), (140, 200666), (280, 100333)]