1280147668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{1879}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 2438916480

約数和(自身を除く): 1158768812

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 233, 466, 731, 932, 1462, 1879, 2924, 3758, 3961, 7516, 7922, 10019, 15844, 20038, 31943, 40076, 63886, 80797, 127772, 161594, 170323, 323188, 340646, 437807, 681292, 875614, 1373549, 1751228, 2747098, 5494196, 7442719, 14885438, 18825701, 29770876, 37651402, 75302804, 320036917, 640073834, 1280147668]

約数ペア:

[(1, 1280147668), (2, 640073834), (4, 320036917), (17, 75302804), (34, 37651402), (43, 29770876), (68, 18825701), (86, 14885438), (172, 7442719), (233, 5494196), (466, 2747098), (731, 1751228), (932, 1373549), (1462, 875614), (1879, 681292), (2924, 437807), (3758, 340646), (3961, 323188), (7516, 170323), (7922, 161594), (10019, 127772), (15844, 80797), (20038, 63886), (31943, 40076)]