2678480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4783}}^1$

素因数の和:4803

約数の個数: 40

約数和(自身を含む): 7118592

約数和(自身を除く): 4440112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4783, 9566, 19132, 23915, 33481, 38264, 47830, 66962, 76528, 95660, 133924, 167405, 191320, 267848, 334810, 382640, 535696, 669620, 1339240, 2678480]

約数ペア:

[(1, 2678480), (2, 1339240), (4, 669620), (5, 535696), (7, 382640), (8, 334810), (10, 267848), (14, 191320), (16, 167405), (20, 133924), (28, 95660), (35, 76528), (40, 66962), (56, 47830), (70, 38264), (80, 33481), (112, 23915), (140, 19132), (280, 9566), (560, 4783)]