187942020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{447481}}^1$

素因数の和:447500

約数の個数: 48

約数和(自身を含む): 601415808

約数和(自身を除く): 413473788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 447481, 894962, 1342443, 1789924, 2237405, 2684886, 3132367, 4474810, 5369772, 6264734, 6712215, 8949620, 9397101, 12529468, 13424430, 15661835, 18794202, 26848860, 31323670, 37588404, 46985505, 62647340, 93971010, 187942020]

約数ペア:

[(1, 187942020), (2, 93971010), (3, 62647340), (4, 46985505), (5, 37588404), (6, 31323670), (7, 26848860), (10, 18794202), (12, 15661835), (14, 13424430), (15, 12529468), (20, 9397101), (21, 8949620), (28, 6712215), (30, 6264734), (35, 5369772), (42, 4474810), (60, 3132367), (70, 2684886), (84, 2237405), (105, 1789924), (140, 1342443), (210, 894962), (420, 447481)]