20572260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342871}}^1$

素因数の和:342883

約数の個数: 24

約数和(自身を含む): 57602496

約数和(自身を除く): 37030236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342871, 685742, 1028613, 1371484, 1714355, 2057226, 3428710, 4114452, 5143065, 6857420, 10286130, 20572260]

約数ペア:

[(1, 20572260), (2, 10286130), (3, 6857420), (4, 5143065), (5, 4114452), (6, 3428710), (10, 2057226), (12, 1714355), (15, 1371484), (20, 1028613), (30, 685742), (60, 342871)]