26430440

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{919}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 59616000

約数和(自身を除く): 33185560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 919, 1438, 1838, 2876, 3595, 3676, 4595, 5752, 7190, 7352, 9190, 14380, 18380, 28760, 36760, 660761, 1321522, 2643044, 3303805, 5286088, 6607610, 13215220, 26430440]

約数ペア:

[(1, 26430440), (2, 13215220), (4, 6607610), (5, 5286088), (8, 3303805), (10, 2643044), (20, 1321522), (40, 660761), (719, 36760), (919, 28760), (1438, 18380), (1838, 14380), (2876, 9190), (3595, 7352), (3676, 7190), (4595, 5752)]