440432770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 864691200

約数和(自身を除く): 424258430

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 199, 235, 277, 398, 470, 554, 799, 995, 1385, 1598, 1990, 2770, 3383, 3995, 4709, 6766, 7990, 9353, 9418, 13019, 16915, 18706, 23545, 26038, 33830, 46765, 47090, 55123, 65095, 93530, 110246, 130190, 159001, 221323, 275615, 318002, 442646, 551230, 795005, 937091, 1106615, 1590010, 1874182, 2213230, 2590781, 4685455, 5181562, 9370910, 12953905, 25907810, 44043277, 88086554, 220216385, 440432770]

約数ペア:

[(1, 440432770), (2, 220216385), (5, 88086554), (10, 44043277), (17, 25907810), (34, 12953905), (47, 9370910), (85, 5181562), (94, 4685455), (170, 2590781), (199, 2213230), (235, 1874182), (277, 1590010), (398, 1106615), (470, 937091), (554, 795005), (799, 551230), (995, 442646), (1385, 318002), (1598, 275615), (1990, 221323), (2770, 159001), (3383, 130190), (3995, 110246), (4709, 93530), (6766, 65095), (7990, 55123), (9353, 47090), (9418, 46765), (13019, 33830), (16915, 26038), (18706, 23545)]