2820944

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 6338880

約数和(自身を除く): 3517936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 283, 356, 566, 623, 712, 1132, 1246, 1424, 1981, 2264, 2492, 3962, 4528, 4984, 7924, 9968, 15848, 25187, 31696, 50374, 100748, 176309, 201496, 352618, 402992, 705236, 1410472, 2820944]

約数ペア:

[(1, 2820944), (2, 1410472), (4, 705236), (7, 402992), (8, 352618), (14, 201496), (16, 176309), (28, 100748), (56, 50374), (89, 31696), (112, 25187), (178, 15848), (283, 9968), (356, 7924), (566, 4984), (623, 4528), (712, 3962), (1132, 2492), (1246, 2264), (1424, 1981)]