2016805540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{312199}}^1$

素因数の和:312244

約数の個数: 48

約数和(自身を含む): 4720464000

約数和(自身を除く): 2703658460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 312199, 624398, 1248796, 1560995, 3121990, 5307383, 5931781, 6243980, 10614766, 11863562, 21229532, 23727124, 26536915, 29658905, 53073830, 59317810, 100840277, 106147660, 118635620, 201680554, 403361108, 504201385, 1008402770, 2016805540]

約数ペア:

[(1, 2016805540), (2, 1008402770), (4, 504201385), (5, 403361108), (10, 201680554), (17, 118635620), (19, 106147660), (20, 100840277), (34, 59317810), (38, 53073830), (68, 29658905), (76, 26536915), (85, 23727124), (95, 21229532), (170, 11863562), (190, 10614766), (323, 6243980), (340, 5931781), (380, 5307383), (646, 3121990), (1292, 1560995), (1615, 1248796), (3230, 624398), (6460, 312199)]