7117220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 17495352

約数和(自身を除く): 10378132

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 173, 187, 220, 242, 340, 346, 374, 484, 605, 692, 748, 865, 935, 1210, 1730, 1870, 1903, 2057, 2420, 2941, 3460, 3740, 3806, 4114, 5882, 7612, 8228, 9515, 10285, 11764, 14705, 19030, 20570, 20933, 29410, 32351, 38060, 41140, 41866, 58820, 64702, 83732, 104665, 129404, 161755, 209330, 323510, 355861, 418660, 647020, 711722, 1423444, 1779305, 3558610, 7117220]

約数ペア:

[(1, 7117220), (2, 3558610), (4, 1779305), (5, 1423444), (10, 711722), (11, 647020), (17, 418660), (20, 355861), (22, 323510), (34, 209330), (44, 161755), (55, 129404), (68, 104665), (85, 83732), (110, 64702), (121, 58820), (170, 41866), (173, 41140), (187, 38060), (220, 32351), (242, 29410), (340, 20933), (346, 20570), (374, 19030), (484, 14705), (605, 11764), (692, 10285), (748, 9515), (865, 8228), (935, 7612), (1210, 5882), (1730, 4114), (1870, 3806), (1903, 3740), (2057, 3460), (2420, 2941)]