39199880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 93312000

約数和(自身を除く): 54112120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 580, 719, 940, 1160, 1363, 1438, 1880, 2726, 2876, 3595, 5452, 5752, 6815, 7190, 10904, 13630, 14380, 20851, 27260, 28760, 33793, 41702, 54520, 67586, 83404, 104255, 135172, 166808, 168965, 208510, 270344, 337930, 417020, 675860, 834040, 979997, 1351720, 1959994, 3919988, 4899985, 7839976, 9799970, 19599940, 39199880]

約数ペア:

[(1, 39199880), (2, 19599940), (4, 9799970), (5, 7839976), (8, 4899985), (10, 3919988), (20, 1959994), (29, 1351720), (40, 979997), (47, 834040), (58, 675860), (94, 417020), (116, 337930), (145, 270344), (188, 208510), (232, 168965), (235, 166808), (290, 135172), (376, 104255), (470, 83404), (580, 67586), (719, 54520), (940, 41702), (1160, 33793), (1363, 28760), (1438, 27260), (1880, 20851), (2726, 14380), (2876, 13630), (3595, 10904), (5452, 7190), (5752, 6815)]