30657770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1991

約数の個数: 48

約数和(自身を含む): 65356200

約数和(自身を除く): 34698430

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 1949, 3146, 3898, 7865, 9745, 15730, 19490, 21439, 25337, 42878, 50674, 107195, 126685, 214390, 235829, 253370, 278707, 471658, 557414, 1179145, 1393535, 2358290, 2787070, 3065777, 6131554, 15328885, 30657770]

約数ペア:

[(1, 30657770), (2, 15328885), (5, 6131554), (10, 3065777), (11, 2787070), (13, 2358290), (22, 1393535), (26, 1179145), (55, 557414), (65, 471658), (110, 278707), (121, 253370), (130, 235829), (143, 214390), (242, 126685), (286, 107195), (605, 50674), (715, 42878), (1210, 25337), (1430, 21439), (1573, 19490), (1949, 15730), (3146, 9745), (3898, 7865)]