30839913220

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{811}}^1\times {\mathrm{2957}}^1$

素因数の和:4420

約数の個数: 48

約数和(自身を含む): 64966483008

約数和(自身を除く): 34126569788

約数列:

[1, 2, 4, 5, 10, 20, 643, 811, 1286, 1622, 2572, 2957, 3215, 3244, 4055, 5914, 6430, 8110, 11828, 12860, 14785, 16220, 29570, 59140, 521473, 1042946, 1901351, 2085892, 2398127, 2607365, 3802702, 4796254, 5214730, 7605404, 9506755, 9592508, 10429460, 11990635, 19013510, 23981270, 38027020, 47962540, 1541995661, 3083991322, 6167982644, 7709978305, 15419956610, 30839913220]

約数ペア:

[(1, 30839913220), (2, 15419956610), (4, 7709978305), (5, 6167982644), (10, 3083991322), (20, 1541995661), (643, 47962540), (811, 38027020), (1286, 23981270), (1622, 19013510), (2572, 11990635), (2957, 10429460), (3215, 9592508), (3244, 9506755), (4055, 7605404), (5914, 5214730), (6430, 4796254), (8110, 3802702), (11828, 2607365), (12860, 2398127), (14785, 2085892), (16220, 1901351), (29570, 1042946), (59140, 521473)]