8070020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 19716480

約数和(自身を除く): 11646460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 977, 1180, 1652, 1954, 2065, 3908, 4130, 4885, 6839, 8260, 9770, 13678, 19540, 27356, 34195, 57643, 68390, 115286, 136780, 230572, 288215, 403501, 576430, 807002, 1152860, 1614004, 2017505, 4035010, 8070020]

約数ペア:

[(1, 8070020), (2, 4035010), (4, 2017505), (5, 1614004), (7, 1152860), (10, 807002), (14, 576430), (20, 403501), (28, 288215), (35, 230572), (59, 136780), (70, 115286), (118, 68390), (140, 57643), (236, 34195), (295, 27356), (413, 19540), (590, 13678), (826, 9770), (977, 8260), (1180, 6839), (1652, 4885), (1954, 4130), (2065, 3908)]