20936550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4813}}^1$

素因数の和:4857

約数の個数: 48

約数和(自身を含む): 53724240

約数和(自身を除く): 32787690

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 725, 870, 1450, 2175, 4350, 4813, 9626, 14439, 24065, 28878, 48130, 72195, 120325, 139577, 144390, 240650, 279154, 360975, 418731, 697885, 721950, 837462, 1395770, 2093655, 3489425, 4187310, 6978850, 10468275, 20936550]

約数ペア:

[(1, 20936550), (2, 10468275), (3, 6978850), (5, 4187310), (6, 3489425), (10, 2093655), (15, 1395770), (25, 837462), (29, 721950), (30, 697885), (50, 418731), (58, 360975), (75, 279154), (87, 240650), (145, 144390), (150, 139577), (174, 120325), (290, 72195), (435, 48130), (725, 28878), (870, 24065), (1450, 14439), (2175, 9626), (4350, 4813)]