4029920

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 9661680

約数和(自身を除く): 5631760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 283, 356, 445, 566, 712, 890, 1132, 1415, 1424, 1780, 2264, 2830, 2848, 3560, 4528, 5660, 7120, 9056, 11320, 14240, 22640, 25187, 45280, 50374, 100748, 125935, 201496, 251870, 402992, 503740, 805984, 1007480, 2014960, 4029920]

約数ペア:

[(1, 4029920), (2, 2014960), (4, 1007480), (5, 805984), (8, 503740), (10, 402992), (16, 251870), (20, 201496), (32, 125935), (40, 100748), (80, 50374), (89, 45280), (160, 25187), (178, 22640), (283, 14240), (356, 11320), (445, 9056), (566, 7120), (712, 5660), (890, 4528), (1132, 3560), (1415, 2848), (1424, 2830), (1780, 2264)]