29938220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1019}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 68372640

約数和(自身を除く): 38434420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1019, 1130, 1469, 2038, 2260, 2938, 4076, 5095, 5876, 7345, 10190, 13247, 14690, 20380, 26494, 29380, 52988, 66235, 115147, 132470, 230294, 264940, 460588, 575735, 1151470, 1496911, 2302940, 2993822, 5987644, 7484555, 14969110, 29938220]

約数ペア:

[(1, 29938220), (2, 14969110), (4, 7484555), (5, 5987644), (10, 2993822), (13, 2302940), (20, 1496911), (26, 1151470), (52, 575735), (65, 460588), (113, 264940), (130, 230294), (226, 132470), (260, 115147), (452, 66235), (565, 52988), (1019, 29380), (1130, 26494), (1469, 20380), (2038, 14690), (2260, 13247), (2938, 10190), (4076, 7345), (5095, 5876)]