31223680

素因数分解:

$2^7\times 5^1\times {\mathrm{48787}}^1$

素因数の和:48806

約数の個数: 32

約数和(自身を含む): 74645640

約数和(自身を除く): 43421960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 48787, 97574, 195148, 243935, 390296, 487870, 780592, 975740, 1561184, 1951480, 3122368, 3902960, 6244736, 7805920, 15611840, 31223680]

約数ペア:

[(1, 31223680), (2, 15611840), (4, 7805920), (5, 6244736), (8, 3902960), (10, 3122368), (16, 1951480), (20, 1561184), (32, 975740), (40, 780592), (64, 487870), (80, 390296), (128, 243935), (160, 195148), (320, 97574), (640, 48787)]