20120221275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3484021}}^1$

素因数の和:3484052

約数の個数: 48

約数和(自身を含む): 41473797888

約数和(自身を除く): 21353576613

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 5775, 3484021, 10452063, 17420105, 24388147, 38324231, 52260315, 73164441, 87100525, 114972693, 121940735, 191621155, 261301575, 268269617, 365822205, 574863465, 609703675, 804808851, 958105775, 1341348085, 1829111025, 2874317325, 4024044255, 6706740425, 20120221275]

約数ペア:

[(1, 20120221275), (3, 6706740425), (5, 4024044255), (7, 2874317325), (11, 1829111025), (15, 1341348085), (21, 958105775), (25, 804808851), (33, 609703675), (35, 574863465), (55, 365822205), (75, 268269617), (77, 261301575), (105, 191621155), (165, 121940735), (175, 114972693), (231, 87100525), (275, 73164441), (385, 52260315), (525, 38324231), (825, 24388147), (1155, 17420105), (1925, 10452063), (5775, 3484021)]