26765680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17609}}^1$

素因数の和:17641

約数の個数: 40

約数和(自身を含む): 65509200

約数和(自身を除く): 38743520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 17609, 35218, 70436, 88045, 140872, 176090, 281744, 334571, 352180, 669142, 704360, 1338284, 1408720, 1672855, 2676568, 3345710, 5353136, 6691420, 13382840, 26765680]

約数ペア:

[(1, 26765680), (2, 13382840), (4, 6691420), (5, 5353136), (8, 3345710), (10, 2676568), (16, 1672855), (19, 1408720), (20, 1338284), (38, 704360), (40, 669142), (76, 352180), (80, 334571), (95, 281744), (152, 176090), (190, 140872), (304, 88045), (380, 70436), (760, 35218), (1520, 17609)]