31315460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1039}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 72334080

約数和(自身を除く): 41018620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1039, 1370, 1507, 2078, 2740, 3014, 4156, 5195, 6028, 7535, 10390, 11429, 15070, 20780, 22858, 30140, 45716, 57145, 114290, 142343, 228580, 284686, 569372, 711715, 1423430, 1565773, 2846860, 3131546, 6263092, 7828865, 15657730, 31315460]

約数ペア:

[(1, 31315460), (2, 15657730), (4, 7828865), (5, 6263092), (10, 3131546), (11, 2846860), (20, 1565773), (22, 1423430), (44, 711715), (55, 569372), (110, 284686), (137, 228580), (220, 142343), (274, 114290), (548, 57145), (685, 45716), (1039, 30140), (1370, 22858), (1507, 20780), (2078, 15070), (2740, 11429), (3014, 10390), (4156, 7535), (5195, 6028)]