4400590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 8887968

約数和(自身を除く): 4487378

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 53, 95, 106, 115, 190, 230, 265, 361, 437, 530, 722, 874, 1007, 1219, 1805, 2014, 2185, 2438, 3610, 4370, 5035, 6095, 8303, 10070, 12190, 16606, 19133, 23161, 38266, 41515, 46322, 83030, 95665, 115805, 191330, 231610, 440059, 880118, 2200295, 4400590]

約数ペア:

[(1, 4400590), (2, 2200295), (5, 880118), (10, 440059), (19, 231610), (23, 191330), (38, 115805), (46, 95665), (53, 83030), (95, 46322), (106, 41515), (115, 38266), (190, 23161), (230, 19133), (265, 16606), (361, 12190), (437, 10070), (530, 8303), (722, 6095), (874, 5035), (1007, 4370), (1219, 3610), (1805, 2438), (2014, 2185)]