20778300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23087}}^1$

素因数の和:23107

約数の個数: 54

約数和(自身を含む): 65131248

約数和(自身を除く): 44352948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 23087, 46174, 69261, 92348, 115435, 138522, 207783, 230870, 277044, 346305, 415566, 461740, 577175, 692610, 831132, 1038915, 1154350, 1385220, 1731525, 2077830, 2308700, 3463050, 4155660, 5194575, 6926100, 10389150, 20778300]

約数ペア:

[(1, 20778300), (2, 10389150), (3, 6926100), (4, 5194575), (5, 4155660), (6, 3463050), (9, 2308700), (10, 2077830), (12, 1731525), (15, 1385220), (18, 1154350), (20, 1038915), (25, 831132), (30, 692610), (36, 577175), (45, 461740), (50, 415566), (60, 346305), (75, 277044), (90, 230870), (100, 207783), (150, 138522), (180, 115435), (225, 92348), (300, 69261), (450, 46174), (900, 23087)]