1208804560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{656959}}^1$

素因数の和:656995

約数の個数: 40

約数和(自身を含む): 2932669440

約数和(自身を除く): 1723864880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 656959, 1313918, 2627836, 3284795, 5255672, 6569590, 10511344, 13139180, 15110057, 26278360, 30220114, 52556720, 60440228, 75550285, 120880456, 151100570, 241760912, 302201140, 604402280, 1208804560]

約数ペア:

[(1, 1208804560), (2, 604402280), (4, 302201140), (5, 241760912), (8, 151100570), (10, 120880456), (16, 75550285), (20, 60440228), (23, 52556720), (40, 30220114), (46, 26278360), (80, 15110057), (92, 13139180), (115, 10511344), (184, 6569590), (230, 5255672), (368, 3284795), (460, 2627836), (920, 1313918), (1840, 656959)]