405655490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{6101}}^1$

素因数の和:6278

約数の個数: 32

約数和(自身を含む): 749081520

約数和(自身を除く): 343426030

約数列:

[1, 2, 5, 10, 61, 109, 122, 218, 305, 545, 610, 1090, 6101, 6649, 12202, 13298, 30505, 33245, 61010, 66490, 372161, 665009, 744322, 1330018, 1860805, 3325045, 3721610, 6650090, 40565549, 81131098, 202827745, 405655490]

約数ペア:

[(1, 405655490), (2, 202827745), (5, 81131098), (10, 40565549), (61, 6650090), (109, 3721610), (122, 3325045), (218, 1860805), (305, 1330018), (545, 744322), (610, 665009), (1090, 372161), (6101, 66490), (6649, 61010), (12202, 33245), (13298, 30505)]