20871410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17539}}^1$

素因数の和:17570

約数の個数: 32

約数和(自身を含む): 45463680

約数和(自身を除く): 24592270

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17539, 35078, 87695, 122773, 175390, 245546, 298163, 596326, 613865, 1227730, 1490815, 2087141, 2981630, 4174282, 10435705, 20871410]

約数ペア:

[(1, 20871410), (2, 10435705), (5, 4174282), (7, 2981630), (10, 2087141), (14, 1490815), (17, 1227730), (34, 613865), (35, 596326), (70, 298163), (85, 245546), (119, 175390), (170, 122773), (238, 87695), (595, 35078), (1190, 17539)]