223857820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2843}}^1$

素因数の和:3010

約数の個数: 48

約数和(自身を含む): 489259008

約数和(自身を除く): 265401188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 508, 620, 635, 1270, 2540, 2843, 3937, 5686, 7874, 11372, 14215, 15748, 19685, 28430, 39370, 56860, 78740, 88133, 176266, 352532, 361061, 440665, 722122, 881330, 1444244, 1762660, 1805305, 3610610, 7221220, 11192891, 22385782, 44771564, 55964455, 111928910, 223857820]

約数ペア:

[(1, 223857820), (2, 111928910), (4, 55964455), (5, 44771564), (10, 22385782), (20, 11192891), (31, 7221220), (62, 3610610), (124, 1805305), (127, 1762660), (155, 1444244), (254, 881330), (310, 722122), (508, 440665), (620, 361061), (635, 352532), (1270, 176266), (2540, 88133), (2843, 78740), (3937, 56860), (5686, 39370), (7874, 28430), (11372, 19685), (14215, 15748)]