2004443245

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{829}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 2861308800

約数和(自身を除く): 856865555

約数列:

[1, 5, 7, 35, 49, 71, 139, 245, 355, 497, 695, 829, 973, 2485, 3479, 4145, 4865, 5803, 6811, 9869, 17395, 29015, 34055, 40621, 49345, 58859, 69083, 115231, 203105, 294295, 345415, 412013, 483581, 576155, 806617, 2060065, 2417905, 2884091, 4033085, 5646319, 8181401, 14420455, 28231595, 40907005, 57269807, 286349035, 400888649, 2004443245]

約数ペア:

[(1, 2004443245), (5, 400888649), (7, 286349035), (35, 57269807), (49, 40907005), (71, 28231595), (139, 14420455), (245, 8181401), (355, 5646319), (497, 4033085), (695, 2884091), (829, 2417905), (973, 2060065), (2485, 806617), (3479, 576155), (4145, 483581), (4865, 412013), (5803, 345415), (6811, 294295), (9869, 203105), (17395, 115231), (29015, 69083), (34055, 58859), (40621, 49345)]