2875460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 96

約数和(自身を含む): 7741440

約数和(自身を除く): 4865980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 47, 70, 76, 92, 94, 95, 115, 133, 140, 161, 188, 190, 230, 235, 266, 322, 329, 380, 437, 460, 470, 532, 644, 658, 665, 805, 874, 893, 940, 1081, 1316, 1330, 1610, 1645, 1748, 1786, 2162, 2185, 2660, 3059, 3220, 3290, 3572, 4324, 4370, 4465, 5405, 6118, 6251, 6580, 7567, 8740, 8930, 10810, 12236, 12502, 15134, 15295, 17860, 20539, 21620, 25004, 30268, 30590, 31255, 37835, 41078, 61180, 62510, 75670, 82156, 102695, 125020, 143773, 151340, 205390, 287546, 410780, 575092, 718865, 1437730, 2875460]

約数ペア:

[(1, 2875460), (2, 1437730), (4, 718865), (5, 575092), (7, 410780), (10, 287546), (14, 205390), (19, 151340), (20, 143773), (23, 125020), (28, 102695), (35, 82156), (38, 75670), (46, 62510), (47, 61180), (70, 41078), (76, 37835), (92, 31255), (94, 30590), (95, 30268), (115, 25004), (133, 21620), (140, 20539), (161, 17860), (188, 15295), (190, 15134), (230, 12502), (235, 12236), (266, 10810), (322, 8930), (329, 8740), (380, 7567), (437, 6580), (460, 6251), (470, 6118), (532, 5405), (644, 4465), (658, 4370), (665, 4324), (805, 3572), (874, 3290), (893, 3220), (940, 3059), (1081, 2660), (1316, 2185), (1330, 2162), (1610, 1786), (1645, 1748)]