40390336

素因数分解:

$2^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1121

約数の個数: 56

約数和(自身を含む): 92720160

約数和(自身を除く): 52329824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 178, 224, 356, 448, 623, 712, 1013, 1246, 1424, 2026, 2492, 2848, 4052, 4984, 5696, 7091, 8104, 9968, 14182, 16208, 19936, 28364, 32416, 39872, 56728, 64832, 90157, 113456, 180314, 226912, 360628, 453824, 631099, 721256, 1262198, 1442512, 2524396, 2885024, 5048792, 5770048, 10097584, 20195168, 40390336]

約数ペア:

[(1, 40390336), (2, 20195168), (4, 10097584), (7, 5770048), (8, 5048792), (14, 2885024), (16, 2524396), (28, 1442512), (32, 1262198), (56, 721256), (64, 631099), (89, 453824), (112, 360628), (178, 226912), (224, 180314), (356, 113456), (448, 90157), (623, 64832), (712, 56728), (1013, 39872), (1246, 32416), (1424, 28364), (2026, 19936), (2492, 16208), (2848, 14182), (4052, 9968), (4984, 8104), (5696, 7091)]