419775580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103393}}^1$

素因数の和:103438

約数の個数: 48

約数和(自身を含む): 1042211520

約数和(自身を除く): 622435940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 103393, 206786, 413572, 516965, 723751, 1033930, 1447502, 2067860, 2895004, 2998397, 3618755, 5996794, 7237510, 11993588, 14475020, 14991985, 20988779, 29983970, 41977558, 59967940, 83955116, 104943895, 209887790, 419775580]

約数ペア:

[(1, 419775580), (2, 209887790), (4, 104943895), (5, 83955116), (7, 59967940), (10, 41977558), (14, 29983970), (20, 20988779), (28, 14991985), (29, 14475020), (35, 11993588), (58, 7237510), (70, 5996794), (116, 3618755), (140, 2998397), (145, 2895004), (203, 2067860), (290, 1447502), (406, 1033930), (580, 723751), (812, 516965), (1015, 413572), (2030, 206786), (4060, 103393)]