207789700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109363}}^1$

素因数の和:109396

約数の個数: 36

約数和(自身を含む): 474639760

約数和(自身を除く): 266850060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 109363, 218726, 437452, 546815, 1093630, 2077897, 2187260, 2734075, 4155794, 5468150, 8311588, 10389485, 10936300, 20778970, 41557940, 51947425, 103894850, 207789700]

約数ペア:

[(1, 207789700), (2, 103894850), (4, 51947425), (5, 41557940), (10, 20778970), (19, 10936300), (20, 10389485), (25, 8311588), (38, 5468150), (50, 4155794), (76, 2734075), (95, 2187260), (100, 2077897), (190, 1093630), (380, 546815), (475, 437452), (950, 218726), (1900, 109363)]