1263620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 2878848

約数和(自身を除く): 1615228

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 67, 82, 92, 115, 134, 164, 205, 230, 268, 335, 410, 460, 670, 820, 943, 1340, 1541, 1886, 2747, 3082, 3772, 4715, 5494, 6164, 7705, 9430, 10988, 13735, 15410, 18860, 27470, 30820, 54940, 63181, 126362, 252724, 315905, 631810, 1263620]

約数ペア:

[(1, 1263620), (2, 631810), (4, 315905), (5, 252724), (10, 126362), (20, 63181), (23, 54940), (41, 30820), (46, 27470), (67, 18860), (82, 15410), (92, 13735), (115, 10988), (134, 9430), (164, 7705), (205, 6164), (230, 5494), (268, 4715), (335, 3772), (410, 3082), (460, 2747), (670, 1886), (820, 1541), (943, 1340)]