31171210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1075

約数の個数: 64

約数和(自身を含む): 70502400

約数和(自身を除く): 39331190

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 665, 805, 874, 1019, 1330, 1610, 2038, 2185, 3059, 4370, 5095, 6118, 7133, 10190, 14266, 15295, 19361, 23437, 30590, 35665, 38722, 46874, 71330, 96805, 117185, 135527, 164059, 193610, 234370, 271054, 328118, 445303, 677635, 820295, 890606, 1355270, 1640590, 2226515, 3117121, 4453030, 6234242, 15585605, 31171210]

約数ペア:

[(1, 31171210), (2, 15585605), (5, 6234242), (7, 4453030), (10, 3117121), (14, 2226515), (19, 1640590), (23, 1355270), (35, 890606), (38, 820295), (46, 677635), (70, 445303), (95, 328118), (115, 271054), (133, 234370), (161, 193610), (190, 164059), (230, 135527), (266, 117185), (322, 96805), (437, 71330), (665, 46874), (805, 38722), (874, 35665), (1019, 30590), (1330, 23437), (1610, 19361), (2038, 15295), (2185, 14266), (3059, 10190), (4370, 7133), (5095, 6118)]