2006990965

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{4931}}^1$

素因数の和:5373

約数の個数: 32

約数和(自身を含む): 2855036160

約数和(自身を除く): 848045195

約数列:

[1, 5, 7, 29, 35, 145, 203, 401, 1015, 2005, 2807, 4931, 11629, 14035, 24655, 34517, 58145, 81403, 142999, 172585, 407015, 714995, 1000993, 1977331, 5004965, 9886655, 13841317, 57342599, 69206585, 286712995, 401398193, 2006990965]

約数ペア:

[(1, 2006990965), (5, 401398193), (7, 286712995), (29, 69206585), (35, 57342599), (145, 13841317), (203, 9886655), (401, 5004965), (1015, 1977331), (2005, 1000993), (2807, 714995), (4931, 407015), (11629, 172585), (14035, 142999), (24655, 81403), (34517, 58145)]