3155140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 7297920

約数和(自身を除く): 4142780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 460, 722, 874, 1444, 1748, 1805, 2185, 3610, 4370, 6859, 7220, 8303, 8740, 13718, 16606, 27436, 33212, 34295, 41515, 68590, 83030, 137180, 157757, 166060, 315514, 631028, 788785, 1577570, 3155140]

約数ペア:

[(1, 3155140), (2, 1577570), (4, 788785), (5, 631028), (10, 315514), (19, 166060), (20, 157757), (23, 137180), (38, 83030), (46, 68590), (76, 41515), (92, 34295), (95, 33212), (115, 27436), (190, 16606), (230, 13718), (361, 8740), (380, 8303), (437, 7220), (460, 6859), (722, 4370), (874, 3610), (1444, 2185), (1748, 1805)]