402324260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{2341}}^1$

素因数の和:3024

約数の個数: 48

約数和(自身を含む): 911637552

約数和(自身を除く): 509313292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 661, 1322, 2341, 2644, 3305, 4682, 6610, 8593, 9364, 11705, 13220, 17186, 23410, 30433, 34372, 42965, 46820, 60866, 85930, 121732, 152165, 171860, 304330, 608660, 1547401, 3094802, 6189604, 7737005, 15474010, 20116213, 30948020, 40232426, 80464852, 100581065, 201162130, 402324260]

約数ペア:

[(1, 402324260), (2, 201162130), (4, 100581065), (5, 80464852), (10, 40232426), (13, 30948020), (20, 20116213), (26, 15474010), (52, 7737005), (65, 6189604), (130, 3094802), (260, 1547401), (661, 608660), (1322, 304330), (2341, 171860), (2644, 152165), (3305, 121732), (4682, 85930), (6610, 60866), (8593, 46820), (9364, 42965), (11705, 34372), (13220, 30433), (17186, 23410)]