2169880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3191}}^1$

素因数の和:3219

約数の個数: 32

約数和(自身を含む): 5171040

約数和(自身を除く): 3001160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3191, 6382, 12764, 15955, 25528, 31910, 54247, 63820, 108494, 127640, 216988, 271235, 433976, 542470, 1084940, 2169880]

約数ペア:

[(1, 2169880), (2, 1084940), (4, 542470), (5, 433976), (8, 271235), (10, 216988), (17, 127640), (20, 108494), (34, 63820), (40, 54247), (68, 31910), (85, 25528), (136, 15955), (170, 12764), (340, 6382), (680, 3191)]