6899980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{359}}^1$

素因数の和:430

約数の個数: 36

約数和(自身を含む): 15014160

約数和(自身を除く): 8114180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 359, 620, 718, 961, 1436, 1795, 1922, 3590, 3844, 4805, 7180, 9610, 11129, 19220, 22258, 44516, 55645, 111290, 222580, 344999, 689998, 1379996, 1724995, 3449990, 6899980]

約数ペア:

[(1, 6899980), (2, 3449990), (4, 1724995), (5, 1379996), (10, 689998), (20, 344999), (31, 222580), (62, 111290), (124, 55645), (155, 44516), (310, 22258), (359, 19220), (620, 11129), (718, 9610), (961, 7180), (1436, 4805), (1795, 3844), (1922, 3590)]