7126480

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:631

約数の個数: 40

約数和(自身を含む): 16684200

約数和(自身を除く): 9557720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 389, 458, 778, 916, 1145, 1556, 1832, 1945, 2290, 3112, 3664, 3890, 4580, 6224, 7780, 9160, 15560, 18320, 31120, 89081, 178162, 356324, 445405, 712648, 890810, 1425296, 1781620, 3563240, 7126480]

約数ペア:

[(1, 7126480), (2, 3563240), (4, 1781620), (5, 1425296), (8, 890810), (10, 712648), (16, 445405), (20, 356324), (40, 178162), (80, 89081), (229, 31120), (389, 18320), (458, 15560), (778, 9160), (916, 7780), (1145, 6224), (1556, 4580), (1832, 3890), (1945, 3664), (2290, 3112)]