11987480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15773}}^1$

素因数の和:15803

約数の個数: 32

約数和(自身を含む): 28393200

約数和(自身を除く): 16405720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 15773, 31546, 63092, 78865, 126184, 157730, 299687, 315460, 599374, 630920, 1198748, 1498435, 2397496, 2996870, 5993740, 11987480]

約数ペア:

[(1, 11987480), (2, 5993740), (4, 2996870), (5, 2397496), (8, 1498435), (10, 1198748), (19, 630920), (20, 599374), (38, 315460), (40, 299687), (76, 157730), (95, 126184), (152, 78865), (190, 63092), (380, 31546), (760, 15773)]