187486540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5059}}^1$

素因数の和:5194

約数の個数: 48

約数和(自身を含む): 420789600

約数和(自身を除く): 233303060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 5059, 7412, 9265, 10118, 18530, 20236, 25295, 37060, 50590, 86003, 101180, 172006, 344012, 430015, 551431, 860030, 1102862, 1720060, 2205724, 2757155, 5514310, 9374327, 11028620, 18748654, 37497308, 46871635, 93743270, 187486540]

約数ペア:

[(1, 187486540), (2, 93743270), (4, 46871635), (5, 37497308), (10, 18748654), (17, 11028620), (20, 9374327), (34, 5514310), (68, 2757155), (85, 2205724), (109, 1720060), (170, 1102862), (218, 860030), (340, 551431), (436, 430015), (545, 344012), (1090, 172006), (1853, 101180), (2180, 86003), (3706, 50590), (5059, 37060), (7412, 25295), (9265, 20236), (10118, 18530)]