280182028

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4001}}^1$

素因数の和:4114

約数の個数: 48

約数和(自身を含む): 583587648

約数和(自身を除く): 303405620

約数列:

[1, 2, 4, 7, 14, 28, 41, 61, 82, 122, 164, 244, 287, 427, 574, 854, 1148, 1708, 2501, 4001, 5002, 8002, 10004, 16004, 17507, 28007, 35014, 56014, 70028, 112028, 164041, 244061, 328082, 488122, 656164, 976244, 1148287, 1708427, 2296574, 3416854, 4593148, 6833708, 10006501, 20013002, 40026004, 70045507, 140091014, 280182028]

約数ペア:

[(1, 280182028), (2, 140091014), (4, 70045507), (7, 40026004), (14, 20013002), (28, 10006501), (41, 6833708), (61, 4593148), (82, 3416854), (122, 2296574), (164, 1708427), (244, 1148287), (287, 976244), (427, 656164), (574, 488122), (854, 328082), (1148, 244061), (1708, 164041), (2501, 112028), (4001, 70028), (5002, 56014), (8002, 35014), (10004, 28007), (16004, 17507)]