86233820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 188727840

約数和(自身を除く): 102494020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 290, 314, 580, 628, 785, 947, 1570, 1894, 3140, 3788, 4553, 4735, 9106, 9470, 18212, 18940, 22765, 27463, 45530, 54926, 91060, 109852, 137315, 148679, 274630, 297358, 549260, 594716, 743395, 1486790, 2973580, 4311691, 8623382, 17246764, 21558455, 43116910, 86233820]

約数ペア:

[(1, 86233820), (2, 43116910), (4, 21558455), (5, 17246764), (10, 8623382), (20, 4311691), (29, 2973580), (58, 1486790), (116, 743395), (145, 594716), (157, 549260), (290, 297358), (314, 274630), (580, 148679), (628, 137315), (785, 109852), (947, 91060), (1570, 54926), (1894, 45530), (3140, 27463), (3788, 22765), (4553, 18940), (4735, 18212), (9106, 9470)]