27720951580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15649}}^1\times {\mathrm{12653}}^1$

素因数の和:28318

約数の個数: 48

約数和(自身を含む): 66539793600

約数和(自身を除く): 38818842020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12653, 15649, 25306, 31298, 50612, 62596, 63265, 78245, 88571, 109543, 126530, 156490, 177142, 219086, 253060, 312980, 354284, 438172, 442855, 547715, 885710, 1095430, 1771420, 2190860, 198006797, 396013594, 792027188, 990033985, 1386047579, 1980067970, 2772095158, 3960135940, 5544190316, 6930237895, 13860475790, 27720951580]

約数ペア:

[(1, 27720951580), (2, 13860475790), (4, 6930237895), (5, 5544190316), (7, 3960135940), (10, 2772095158), (14, 1980067970), (20, 1386047579), (28, 990033985), (35, 792027188), (70, 396013594), (140, 198006797), (12653, 2190860), (15649, 1771420), (25306, 1095430), (31298, 885710), (50612, 547715), (62596, 442855), (63265, 438172), (78245, 354284), (88571, 312980), (109543, 253060), (126530, 219086), (156490, 177142)]