20847210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1217}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 50162112

約数和(自身を除く): 29314902

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 571, 1142, 1217, 1713, 2434, 2855, 3426, 3651, 5710, 6085, 7302, 8565, 12170, 17130, 18255, 36510, 694907, 1389814, 2084721, 3474535, 4169442, 6949070, 10423605, 20847210]

約数ペア:

[(1, 20847210), (2, 10423605), (3, 6949070), (5, 4169442), (6, 3474535), (10, 2084721), (15, 1389814), (30, 694907), (571, 36510), (1142, 18255), (1217, 17130), (1713, 12170), (2434, 8565), (2855, 7302), (3426, 6085), (3651, 5710)]