7886720

素因数分解:

$2^7\times 5^1\times {\mathrm{12323}}^1$

素因数の和:12342

約数の個数: 32

約数和(自身を含む): 18855720

約数和(自身を除く): 10969000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12323, 24646, 49292, 61615, 98584, 123230, 197168, 246460, 394336, 492920, 788672, 985840, 1577344, 1971680, 3943360, 7886720]

約数ペア:

[(1, 7886720), (2, 3943360), (4, 1971680), (5, 1577344), (8, 985840), (10, 788672), (16, 492920), (20, 394336), (32, 246460), (40, 197168), (64, 123230), (80, 98584), (128, 61615), (160, 49292), (320, 24646), (640, 12323)]