220106720

素因数分解:

$2^5\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4481}}^1$

素因数の和:4803

約数の個数: 48

約数和(自身を含む): 521812368

約数和(自身を除く): 301705648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 307, 614, 1228, 1535, 2456, 3070, 4481, 4912, 6140, 8962, 9824, 12280, 17924, 22405, 24560, 35848, 44810, 49120, 71696, 89620, 143392, 179240, 358480, 716960, 1375667, 2751334, 5502668, 6878335, 11005336, 13756670, 22010672, 27513340, 44021344, 55026680, 110053360, 220106720]

約数ペア:

[(1, 220106720), (2, 110053360), (4, 55026680), (5, 44021344), (8, 27513340), (10, 22010672), (16, 13756670), (20, 11005336), (32, 6878335), (40, 5502668), (80, 2751334), (160, 1375667), (307, 716960), (614, 358480), (1228, 179240), (1535, 143392), (2456, 89620), (3070, 71696), (4481, 49120), (4912, 44810), (6140, 35848), (8962, 24560), (9824, 22405), (12280, 17924)]