201804963520

素因数分解:

$2^6\times 5^1\times {\mathrm{630640511}}^1$

素因数の和:630640528

約数の個数: 28

約数和(自身を含む): 480548070144

約数和(自身を除く): 278743106624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 630640511, 1261281022, 2522562044, 3153202555, 5045124088, 6306405110, 10090248176, 12612810220, 20180496352, 25225620440, 40360992704, 50451240880, 100902481760, 201804963520]

約数ペア:

[(1, 201804963520), (2, 100902481760), (4, 50451240880), (5, 40360992704), (8, 25225620440), (10, 20180496352), (16, 12612810220), (20, 10090248176), (32, 6306405110), (40, 5045124088), (64, 3153202555), (80, 2522562044), (160, 1261281022), (320, 630640511)]