16085860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 22984220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1291, 1780, 2492, 2582, 3115, 5164, 6230, 6455, 9037, 12460, 12910, 18074, 25820, 36148, 45185, 90370, 114899, 180740, 229798, 459596, 574495, 804293, 1148990, 1608586, 2297980, 3217172, 4021465, 8042930, 16085860]

約数ペア:

[(1, 16085860), (2, 8042930), (4, 4021465), (5, 3217172), (7, 2297980), (10, 1608586), (14, 1148990), (20, 804293), (28, 574495), (35, 459596), (70, 229798), (89, 180740), (140, 114899), (178, 90370), (356, 45185), (445, 36148), (623, 25820), (890, 18074), (1246, 12910), (1291, 12460), (1780, 9037), (2492, 6455), (2582, 6230), (3115, 5164)]