42013180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^2$

素因数の和:104

約数の個数: 108

約数和(自身を含む): 106189272

約数和(自身を除く): 64176092

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 38, 44, 46, 55, 76, 92, 95, 110, 115, 190, 209, 220, 230, 253, 361, 380, 418, 437, 460, 506, 529, 722, 836, 874, 1012, 1045, 1058, 1265, 1444, 1748, 1805, 2090, 2116, 2185, 2530, 2645, 3610, 3971, 4180, 4370, 4807, 5060, 5290, 5819, 7220, 7942, 8303, 8740, 9614, 10051, 10580, 11638, 15884, 16606, 19228, 19855, 20102, 23276, 24035, 29095, 33212, 39710, 40204, 41515, 48070, 50255, 58190, 79420, 83030, 91333, 96140, 100510, 110561, 116380, 166060, 182666, 190969, 201020, 221122, 365332, 381938, 442244, 456665, 552805, 763876, 913330, 954845, 1105610, 1826660, 1909690, 2100659, 2211220, 3819380, 4201318, 8402636, 10503295, 21006590, 42013180]

約数ペア:

[(1, 42013180), (2, 21006590), (4, 10503295), (5, 8402636), (10, 4201318), (11, 3819380), (19, 2211220), (20, 2100659), (22, 1909690), (23, 1826660), (38, 1105610), (44, 954845), (46, 913330), (55, 763876), (76, 552805), (92, 456665), (95, 442244), (110, 381938), (115, 365332), (190, 221122), (209, 201020), (220, 190969), (230, 182666), (253, 166060), (361, 116380), (380, 110561), (418, 100510), (437, 96140), (460, 91333), (506, 83030), (529, 79420), (722, 58190), (836, 50255), (874, 48070), (1012, 41515), (1045, 40204), (1058, 39710), (1265, 33212), (1444, 29095), (1748, 24035), (1805, 23276), (2090, 20102), (2116, 19855), (2185, 19228), (2530, 16606), (2645, 15884), (3610, 11638), (3971, 10580), (4180, 10051), (4370, 9614), (4807, 8740), (5060, 8303), (5290, 7942), (5819, 7220)]