556185940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^2$

素因数の和:2584

約数の個数: 36

約数和(自身を含む): 1237663476

約数和(自身を除く): 681477536

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1279, 2558, 5116, 6395, 12790, 21743, 25580, 43486, 86972, 108715, 217430, 434860, 1635841, 3271682, 6543364, 8179205, 16358410, 27809297, 32716820, 55618594, 111237188, 139046485, 278092970, 556185940]

約数ペア:

[(1, 556185940), (2, 278092970), (4, 139046485), (5, 111237188), (10, 55618594), (17, 32716820), (20, 27809297), (34, 16358410), (68, 8179205), (85, 6543364), (170, 3271682), (340, 1635841), (1279, 434860), (2558, 217430), (5116, 108715), (6395, 86972), (12790, 43486), (21743, 25580)]