2017236880

素因数分解:

$2^4\times 5^1\times {\mathrm{3541}}^1\times {\mathrm{7121}}^1$

素因数の和:10675

約数の個数: 40

約数和(自身を含む): 4692059064

約数和(自身を除く): 2674822184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3541, 7082, 7121, 14164, 14242, 17705, 28328, 28484, 35410, 35605, 56656, 56968, 70820, 71210, 113936, 141640, 142420, 283280, 284840, 569680, 25215461, 50430922, 100861844, 126077305, 201723688, 252154610, 403447376, 504309220, 1008618440, 2017236880]

約数ペア:

[(1, 2017236880), (2, 1008618440), (4, 504309220), (5, 403447376), (8, 252154610), (10, 201723688), (16, 126077305), (20, 100861844), (40, 50430922), (80, 25215461), (3541, 569680), (7082, 284840), (7121, 283280), (14164, 142420), (14242, 141640), (17705, 113936), (28328, 71210), (28484, 70820), (35410, 56968), (35605, 56656)]