391736290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 777906360

約数和(自身を除く): 386170070

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 421, 605, 769, 842, 1210, 1538, 2105, 3845, 4210, 4631, 7690, 8459, 9262, 16918, 23155, 42295, 46310, 50941, 84590, 93049, 101882, 186098, 254705, 323749, 465245, 509410, 647498, 930490, 1618745, 3237490, 3561239, 7122478, 17806195, 35612390, 39173629, 78347258, 195868145, 391736290]

約数ペア:

[(1, 391736290), (2, 195868145), (5, 78347258), (10, 39173629), (11, 35612390), (22, 17806195), (55, 7122478), (110, 3561239), (121, 3237490), (242, 1618745), (421, 930490), (605, 647498), (769, 509410), (842, 465245), (1210, 323749), (1538, 254705), (2105, 186098), (3845, 101882), (4210, 93049), (4631, 84590), (7690, 50941), (8459, 46310), (9262, 42295), (16918, 23155)]