13305880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47521}}^1$

素因数の和:47539

約数の個数: 32

約数和(自身を含む): 34215840

約数和(自身を除く): 20909960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 47521, 95042, 190084, 237605, 332647, 380168, 475210, 665294, 950420, 1330588, 1663235, 1900840, 2661176, 3326470, 6652940, 13305880]

約数ペア:

[(1, 13305880), (2, 6652940), (4, 3326470), (5, 2661176), (7, 1900840), (8, 1663235), (10, 1330588), (14, 950420), (20, 665294), (28, 475210), (35, 380168), (40, 332647), (56, 237605), (70, 190084), (140, 95042), (280, 47521)]