74163880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{264871}}^1$

素因数の和:264889

約数の個数: 32

約数和(自身を含む): 190707840

約数和(自身を除く): 116543960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 264871, 529742, 1059484, 1324355, 1854097, 2118968, 2648710, 3708194, 5297420, 7416388, 9270485, 10594840, 14832776, 18540970, 37081940, 74163880]

約数ペア:

[(1, 74163880), (2, 37081940), (4, 18540970), (5, 14832776), (7, 10594840), (8, 9270485), (10, 7416388), (14, 5297420), (20, 3708194), (28, 2648710), (35, 2118968), (40, 1854097), (56, 1324355), (70, 1059484), (140, 529742), (280, 264871)]