20185076190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{5023}}^1$

素因数の和:5242

約数の個数: 128

約数和(自身を含む): 52088832000

約数和(自身を除く): 31903755810

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 149, 155, 174, 186, 290, 298, 310, 435, 447, 465, 745, 870, 894, 899, 930, 1490, 1798, 2235, 2697, 4321, 4470, 4495, 4619, 5023, 5394, 8642, 8990, 9238, 10046, 12963, 13485, 13857, 15069, 21605, 23095, 25115, 25926, 26970, 27714, 30138, 43210, 46190, 50230, 64815, 69285, 75345, 129630, 133951, 138570, 145667, 150690, 155713, 267902, 291334, 311426, 401853, 437001, 467139, 669755, 728335, 748427, 778565, 803706, 874002, 934278, 1339510, 1456670, 1496854, 1557130, 2009265, 2185005, 2245281, 2335695, 3742135, 4018530, 4370010, 4490562, 4515677, 4671390, 7484270, 9031354, 11226405, 13547031, 21704383, 22452810, 22578385, 23201237, 27094062, 43408766, 45156770, 46402474, 65113149, 67735155, 69603711, 108521915, 116006185, 130226298, 135470310, 139207422, 217043830, 232012370, 325565745, 348018555, 651131490, 672835873, 696037110, 1345671746, 2018507619, 3364179365, 4037015238, 6728358730, 10092538095, 20185076190]

約数ペア:

[(1, 20185076190), (2, 10092538095), (3, 6728358730), (5, 4037015238), (6, 3364179365), (10, 2018507619), (15, 1345671746), (29, 696037110), (30, 672835873), (31, 651131490), (58, 348018555), (62, 325565745), (87, 232012370), (93, 217043830), (145, 139207422), (149, 135470310), (155, 130226298), (174, 116006185), (186, 108521915), (290, 69603711), (298, 67735155), (310, 65113149), (435, 46402474), (447, 45156770), (465, 43408766), (745, 27094062), (870, 23201237), (894, 22578385), (899, 22452810), (930, 21704383), (1490, 13547031), (1798, 11226405), (2235, 9031354), (2697, 7484270), (4321, 4671390), (4470, 4515677), (4495, 4490562), (4619, 4370010), (5023, 4018530), (5394, 3742135), (8642, 2335695), (8990, 2245281), (9238, 2185005), (10046, 2009265), (12963, 1557130), (13485, 1496854), (13857, 1456670), (15069, 1339510), (21605, 934278), (23095, 874002), (25115, 803706), (25926, 778565), (26970, 748427), (27714, 728335), (30138, 669755), (43210, 467139), (46190, 437001), (50230, 401853), (64815, 311426), (69285, 291334), (75345, 267902), (129630, 155713), (133951, 150690), (138570, 145667)]