7130890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2887}}^1$

素因数の和:2926

約数の個数: 32

約数和(自身を含む): 14555520

約数和(自身を除く): 7424630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 2887, 5774, 14435, 28870, 37531, 54853, 75062, 109706, 187655, 274265, 375310, 548530, 713089, 1426178, 3565445, 7130890]

約数ペア:

[(1, 7130890), (2, 3565445), (5, 1426178), (10, 713089), (13, 548530), (19, 375310), (26, 274265), (38, 187655), (65, 109706), (95, 75062), (130, 54853), (190, 37531), (247, 28870), (494, 14435), (1235, 5774), (2470, 2887)]