747460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 1895040

約数和(自身を除く): 1147580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 281, 380, 532, 562, 665, 1124, 1330, 1405, 1967, 2660, 2810, 3934, 5339, 5620, 7868, 9835, 10678, 19670, 21356, 26695, 37373, 39340, 53390, 74746, 106780, 149492, 186865, 373730, 747460]

約数ペア:

[(1, 747460), (2, 373730), (4, 186865), (5, 149492), (7, 106780), (10, 74746), (14, 53390), (19, 39340), (20, 37373), (28, 26695), (35, 21356), (38, 19670), (70, 10678), (76, 9835), (95, 7868), (133, 5620), (140, 5339), (190, 3934), (266, 2810), (281, 2660), (380, 1967), (532, 1405), (562, 1330), (665, 1124)]