20116159070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{551581}}^1$

素因数の和:552116

約数の個数: 32

約数和(自身を含む): 41461315776

約数和(自身を除く): 21345156706

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 521, 1042, 2605, 3647, 5210, 7294, 18235, 36470, 551581, 1103162, 2757905, 3861067, 5515810, 7722134, 19305335, 38610670, 287373701, 574747402, 1436868505, 2011615907, 2873737010, 4023231814, 10058079535, 20116159070]

約数ペア:

[(1, 20116159070), (2, 10058079535), (5, 4023231814), (7, 2873737010), (10, 2011615907), (14, 1436868505), (35, 574747402), (70, 287373701), (521, 38610670), (1042, 19305335), (2605, 7722134), (3647, 5515810), (5210, 3861067), (7294, 2757905), (18235, 1103162), (36470, 551581)]