243520

素因数分解:

$2^6\times 5^1\times {\mathrm{761}}^1$

素因数の和:778

約数の個数: 28

約数和(自身を含む): 580644

約数和(自身を除く): 337124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 761, 1522, 3044, 3805, 6088, 7610, 12176, 15220, 24352, 30440, 48704, 60880, 121760, 243520]

約数ペア:

[(1, 243520), (2, 121760), (4, 60880), (5, 48704), (8, 30440), (10, 24352), (16, 15220), (20, 12176), (32, 7610), (40, 6088), (64, 3805), (80, 3044), (160, 1522), (320, 761)]