126694420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 272559168

約数和(自身を除く): 145864748

約数列:

[1, 2, 4, 5, 10, 20, 73, 107, 146, 214, 292, 365, 428, 535, 730, 811, 1070, 1460, 1622, 2140, 3244, 4055, 7811, 8110, 15622, 16220, 31244, 39055, 59203, 78110, 86777, 118406, 156220, 173554, 236812, 296015, 347108, 433885, 592030, 867770, 1184060, 1735540, 6334721, 12669442, 25338884, 31673605, 63347210, 126694420]

約数ペア:

[(1, 126694420), (2, 63347210), (4, 31673605), (5, 25338884), (10, 12669442), (20, 6334721), (73, 1735540), (107, 1184060), (146, 867770), (214, 592030), (292, 433885), (365, 347108), (428, 296015), (535, 236812), (730, 173554), (811, 156220), (1070, 118406), (1460, 86777), (1622, 78110), (2140, 59203), (3244, 39055), (4055, 31244), (7811, 16220), (8110, 15622)]