40111960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143257}}^1$

素因数の和:143275

約数の個数: 32

約数和(自身を含む): 103145760

約数和(自身を除く): 63033800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143257, 286514, 573028, 716285, 1002799, 1146056, 1432570, 2005598, 2865140, 4011196, 5013995, 5730280, 8022392, 10027990, 20055980, 40111960]

約数ペア:

[(1, 40111960), (2, 20055980), (4, 10027990), (5, 8022392), (7, 5730280), (8, 5013995), (10, 4011196), (14, 2865140), (20, 2005598), (28, 1432570), (35, 1146056), (40, 1002799), (56, 716285), (70, 573028), (140, 286514), (280, 143257)]