2017818440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1583}}^1\times {\mathrm{2897}}^1$

素因数の和:4502

約数の個数: 64

約数和(自身を含む): 4957666560

約数和(自身を除く): 2939848120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1583, 2897, 3166, 5794, 6332, 7915, 11588, 12664, 14485, 15830, 17413, 23176, 28970, 31660, 31867, 34826, 57940, 63320, 63734, 69652, 87065, 115880, 127468, 139304, 159335, 174130, 254936, 318670, 348260, 637340, 696520, 1274680, 4585951, 9171902, 18343804, 22929755, 36687608, 45859510, 50445461, 91719020, 100890922, 183438040, 201781844, 252227305, 403563688, 504454610, 1008909220, 2017818440]

約数ペア:

[(1, 2017818440), (2, 1008909220), (4, 504454610), (5, 403563688), (8, 252227305), (10, 201781844), (11, 183438040), (20, 100890922), (22, 91719020), (40, 50445461), (44, 45859510), (55, 36687608), (88, 22929755), (110, 18343804), (220, 9171902), (440, 4585951), (1583, 1274680), (2897, 696520), (3166, 637340), (5794, 348260), (6332, 318670), (7915, 254936), (11588, 174130), (12664, 159335), (14485, 139304), (15830, 127468), (17413, 115880), (23176, 87065), (28970, 69652), (31660, 63734), (31867, 63320), (34826, 57940)]