64860460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20143}}^1$

素因数の和:20182

約数の個数: 48

約数和(自身を含む): 162441216

約数和(自身を除く): 97580756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 20143, 40286, 80572, 100715, 141001, 201430, 282002, 402860, 463289, 564004, 705005, 926578, 1410010, 1853156, 2316445, 2820020, 3243023, 4632890, 6486046, 9265780, 12972092, 16215115, 32430230, 64860460]

約数ペア:

[(1, 64860460), (2, 32430230), (4, 16215115), (5, 12972092), (7, 9265780), (10, 6486046), (14, 4632890), (20, 3243023), (23, 2820020), (28, 2316445), (35, 1853156), (46, 1410010), (70, 926578), (92, 705005), (115, 564004), (140, 463289), (161, 402860), (230, 282002), (322, 201430), (460, 141001), (644, 100715), (805, 80572), (1610, 40286), (3220, 20143)]