43811990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 84079296

約数和(自身を除く): 40267306

約数列:

[1, 2, 5, 10, 31, 47, 62, 94, 97, 155, 194, 235, 310, 470, 485, 961, 970, 1457, 1922, 2914, 3007, 4559, 4805, 6014, 7285, 9118, 9610, 14570, 15035, 22795, 30070, 45167, 45590, 90334, 93217, 141329, 186434, 225835, 282658, 451670, 466085, 706645, 932170, 1413290, 4381199, 8762398, 21905995, 43811990]

約数ペア:

[(1, 43811990), (2, 21905995), (5, 8762398), (10, 4381199), (31, 1413290), (47, 932170), (62, 706645), (94, 466085), (97, 451670), (155, 282658), (194, 225835), (235, 186434), (310, 141329), (470, 93217), (485, 90334), (961, 45590), (970, 45167), (1457, 30070), (1922, 22795), (2914, 15035), (3007, 14570), (4559, 9610), (4805, 9118), (6014, 7285)]