2663560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3917}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 6347160

約数和(自身を除く): 3683600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3917, 7834, 15668, 19585, 31336, 39170, 66589, 78340, 133178, 156680, 266356, 332945, 532712, 665890, 1331780, 2663560]

約数ペア:

[(1, 2663560), (2, 1331780), (4, 665890), (5, 532712), (8, 332945), (10, 266356), (17, 156680), (20, 133178), (34, 78340), (40, 66589), (68, 39170), (85, 31336), (136, 19585), (170, 15668), (340, 7834), (680, 3917)]