2805540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 8709120

約数和(自身を除く): 5903580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 107, 114, 115, 138, 190, 214, 228, 230, 276, 285, 321, 345, 380, 428, 437, 460, 535, 570, 642, 690, 874, 1070, 1140, 1284, 1311, 1380, 1605, 1748, 2033, 2140, 2185, 2461, 2622, 3210, 4066, 4370, 4922, 5244, 6099, 6420, 6555, 7383, 8132, 8740, 9844, 10165, 12198, 12305, 13110, 14766, 20330, 24396, 24610, 26220, 29532, 30495, 36915, 40660, 46759, 49220, 60990, 73830, 93518, 121980, 140277, 147660, 187036, 233795, 280554, 467590, 561108, 701385, 935180, 1402770, 2805540]

約数ペア:

[(1, 2805540), (2, 1402770), (3, 935180), (4, 701385), (5, 561108), (6, 467590), (10, 280554), (12, 233795), (15, 187036), (19, 147660), (20, 140277), (23, 121980), (30, 93518), (38, 73830), (46, 60990), (57, 49220), (60, 46759), (69, 40660), (76, 36915), (92, 30495), (95, 29532), (107, 26220), (114, 24610), (115, 24396), (138, 20330), (190, 14766), (214, 13110), (228, 12305), (230, 12198), (276, 10165), (285, 9844), (321, 8740), (345, 8132), (380, 7383), (428, 6555), (437, 6420), (460, 6099), (535, 5244), (570, 4922), (642, 4370), (690, 4066), (874, 3210), (1070, 2622), (1140, 2461), (1284, 2185), (1311, 2140), (1380, 2033), (1605, 1748)]