15644080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11503}}^1$

素因数の和:11533

約数の個数: 40

約数和(自身を含む): 38515392

約数和(自身を除く): 22871312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11503, 23006, 46012, 57515, 92024, 115030, 184048, 195551, 230060, 391102, 460120, 782204, 920240, 977755, 1564408, 1955510, 3128816, 3911020, 7822040, 15644080]

約数ペア:

[(1, 15644080), (2, 7822040), (4, 3911020), (5, 3128816), (8, 1955510), (10, 1564408), (16, 977755), (17, 920240), (20, 782204), (34, 460120), (40, 391102), (68, 230060), (80, 195551), (85, 184048), (136, 115030), (170, 92024), (272, 57515), (340, 46012), (680, 23006), (1360, 11503)]