487040

素因数分解:

$2^7\times 5^1\times {\mathrm{761}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 1165860

約数和(自身を除く): 678820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 761, 1522, 3044, 3805, 6088, 7610, 12176, 15220, 24352, 30440, 48704, 60880, 97408, 121760, 243520, 487040]

約数ペア:

[(1, 487040), (2, 243520), (4, 121760), (5, 97408), (8, 60880), (10, 48704), (16, 30440), (20, 24352), (32, 15220), (40, 12176), (64, 7610), (80, 6088), (128, 3805), (160, 3044), (320, 1522), (640, 761)]