39397120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{4397}}^1$

素因数の和:4425

約数の個数: 72

約数和(自身を含む): 107874144

約数和(自身を除く): 68477024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4397, 4480, 8794, 8960, 17588, 21985, 30779, 35176, 43970, 61558, 70352, 87940, 123116, 140704, 153895, 175880, 246232, 281408, 307790, 351760, 492464, 562816, 615580, 703520, 984928, 1125632, 1231160, 1407040, 1969856, 2462320, 2814080, 3939712, 4924640, 5628160, 7879424, 9849280, 19698560, 39397120]

約数ペア:

[(1, 39397120), (2, 19698560), (4, 9849280), (5, 7879424), (7, 5628160), (8, 4924640), (10, 3939712), (14, 2814080), (16, 2462320), (20, 1969856), (28, 1407040), (32, 1231160), (35, 1125632), (40, 984928), (56, 703520), (64, 615580), (70, 562816), (80, 492464), (112, 351760), (128, 307790), (140, 281408), (160, 246232), (224, 175880), (256, 153895), (280, 140704), (320, 123116), (448, 87940), (560, 70352), (640, 61558), (896, 43970), (1120, 35176), (1280, 30779), (1792, 21985), (2240, 17588), (4397, 8960), (4480, 8794)]