40149004

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{853}}^1$

素因数の和:946

約数の個数: 36

約数和(自身を含む): 82400752

約数和(自身を除く): 42251748

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 853, 1148, 1681, 1706, 3362, 3412, 5971, 6724, 11767, 11942, 23534, 23884, 34973, 47068, 69946, 139892, 244811, 489622, 979244, 1433893, 2867786, 5735572, 10037251, 20074502, 40149004]

約数ペア:

[(1, 40149004), (2, 20074502), (4, 10037251), (7, 5735572), (14, 2867786), (28, 1433893), (41, 979244), (82, 489622), (164, 244811), (287, 139892), (574, 69946), (853, 47068), (1148, 34973), (1681, 23884), (1706, 23534), (3362, 11942), (3412, 11767), (5971, 6724)]