7017640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 18351360

約数和(自身を除く): 11333720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 353, 355, 497, 568, 706, 710, 994, 1412, 1420, 1765, 1988, 2471, 2485, 2824, 2840, 3530, 3976, 4942, 4970, 7060, 9884, 9940, 12355, 14120, 19768, 19880, 24710, 25063, 49420, 50126, 98840, 100252, 125315, 175441, 200504, 250630, 350882, 501260, 701764, 877205, 1002520, 1403528, 1754410, 3508820, 7017640]

約数ペア:

[(1, 7017640), (2, 3508820), (4, 1754410), (5, 1403528), (7, 1002520), (8, 877205), (10, 701764), (14, 501260), (20, 350882), (28, 250630), (35, 200504), (40, 175441), (56, 125315), (70, 100252), (71, 98840), (140, 50126), (142, 49420), (280, 25063), (284, 24710), (353, 19880), (355, 19768), (497, 14120), (568, 12355), (706, 9940), (710, 9884), (994, 7060), (1412, 4970), (1420, 4942), (1765, 3976), (1988, 3530), (2471, 2840), (2485, 2824)]