19608260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{617}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 47343744

約数和(自身を除く): 27735484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 617, 908, 1135, 1234, 1589, 2270, 2468, 3085, 3178, 4319, 4540, 6170, 6356, 7945, 8638, 12340, 15890, 17276, 21595, 31780, 43190, 86380, 140059, 280118, 560236, 700295, 980413, 1400590, 1960826, 2801180, 3921652, 4902065, 9804130, 19608260]

約数ペア:

[(1, 19608260), (2, 9804130), (4, 4902065), (5, 3921652), (7, 2801180), (10, 1960826), (14, 1400590), (20, 980413), (28, 700295), (35, 560236), (70, 280118), (140, 140059), (227, 86380), (454, 43190), (617, 31780), (908, 21595), (1135, 17276), (1234, 15890), (1589, 12340), (2270, 8638), (2468, 7945), (3085, 6356), (3178, 6170), (4319, 4540)]