1948656490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 3880286208

約数和(自身を除く): 1931629718

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 191, 274, 382, 677, 685, 955, 1354, 1370, 1507, 1910, 2101, 3014, 3385, 4202, 6770, 7447, 7535, 10505, 14894, 15070, 21010, 26167, 37235, 52334, 74470, 92749, 129307, 130835, 185498, 258614, 261670, 287837, 463745, 575674, 646535, 927490, 1020239, 1293070, 1422377, 1439185, 2040478, 2844754, 2878370, 5101195, 7111885, 10202390, 14223770, 17715059, 35430118, 88575295, 177150590, 194865649, 389731298, 974328245, 1948656490]

約数ペア:

[(1, 1948656490), (2, 974328245), (5, 389731298), (10, 194865649), (11, 177150590), (22, 88575295), (55, 35430118), (110, 17715059), (137, 14223770), (191, 10202390), (274, 7111885), (382, 5101195), (677, 2878370), (685, 2844754), (955, 2040478), (1354, 1439185), (1370, 1422377), (1507, 1293070), (1910, 1020239), (2101, 927490), (3014, 646535), (3385, 575674), (4202, 463745), (6770, 287837), (7447, 261670), (7535, 258614), (10505, 185498), (14894, 130835), (15070, 129307), (21010, 92749), (26167, 74470), (37235, 52334)]