2019433720

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{164449}}^1$

素因数の和:164767

約数の個数: 32

約数和(自身を含む): 4558554000

約数和(自身を除く): 2539120280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 164449, 328898, 657796, 822245, 1315592, 1644490, 3288980, 6577960, 50485843, 100971686, 201943372, 252429215, 403886744, 504858430, 1009716860, 2019433720]

約数ペア:

[(1, 2019433720), (2, 1009716860), (4, 504858430), (5, 403886744), (8, 252429215), (10, 201943372), (20, 100971686), (40, 50485843), (307, 6577960), (614, 3288980), (1228, 1644490), (1535, 1315592), (2456, 822245), (3070, 657796), (6140, 328898), (12280, 164449)]