354964910980

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9871}}^1\times {\mathrm{9127}}^1$

素因数の和:19204

約数の個数: 48

約数和(自身を含む): 749368198656

約数和(自身を除く): 394403287676

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 9127, 9871, 18254, 19742, 36508, 39484, 45635, 49355, 91270, 98710, 182540, 197420, 1798019, 1944587, 3596038, 3889174, 7192076, 7778348, 8990095, 9722935, 17980190, 19445870, 35960380, 38891740, 90092617, 180185234, 360370468, 450463085, 900926170, 1801852340, 17748245549, 35496491098, 70992982196, 88741227745, 177482455490, 354964910980]

約数ペア:

[(1, 354964910980), (2, 177482455490), (4, 88741227745), (5, 70992982196), (10, 35496491098), (20, 17748245549), (197, 1801852340), (394, 900926170), (788, 450463085), (985, 360370468), (1970, 180185234), (3940, 90092617), (9127, 38891740), (9871, 35960380), (18254, 19445870), (19742, 17980190), (36508, 9722935), (39484, 8990095), (45635, 7778348), (49355, 7192076), (91270, 3889174), (98710, 3596038), (182540, 1944587), (197420, 1798019)]