4010080

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 9634464

約数和(自身を除く): 5624384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 353, 355, 568, 706, 710, 1136, 1412, 1420, 1765, 2272, 2824, 2840, 3530, 5648, 5680, 7060, 11296, 11360, 14120, 25063, 28240, 50126, 56480, 100252, 125315, 200504, 250630, 401008, 501260, 802016, 1002520, 2005040, 4010080]

約数ペア:

[(1, 4010080), (2, 2005040), (4, 1002520), (5, 802016), (8, 501260), (10, 401008), (16, 250630), (20, 200504), (32, 125315), (40, 100252), (71, 56480), (80, 50126), (142, 28240), (160, 25063), (284, 14120), (353, 11360), (355, 11296), (568, 7060), (706, 5680), (710, 5648), (1136, 3530), (1412, 2840), (1420, 2824), (1765, 2272)]