10277720

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2887}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 23392800

約数和(自身を除く): 13115080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2887, 3560, 5774, 11548, 14435, 23096, 28870, 57740, 115480, 256943, 513886, 1027772, 1284715, 2055544, 2569430, 5138860, 10277720]

約数ペア:

[(1, 10277720), (2, 5138860), (4, 2569430), (5, 2055544), (8, 1284715), (10, 1027772), (20, 513886), (40, 256943), (89, 115480), (178, 57740), (356, 28870), (445, 23096), (712, 14435), (890, 11548), (1780, 5774), (2887, 3560)]