1612783280

素因数分解:

$2^4\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{10729}}^1$

素因数の和:12621

約数の個数: 40

約数和(自身を含む): 3752066400

約数和(自身を除く): 2139283120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1879, 3758, 7516, 9395, 10729, 15032, 18790, 21458, 30064, 37580, 42916, 53645, 75160, 85832, 107290, 150320, 171664, 214580, 429160, 858320, 20159791, 40319582, 80639164, 100798955, 161278328, 201597910, 322556656, 403195820, 806391640, 1612783280]

約数ペア:

[(1, 1612783280), (2, 806391640), (4, 403195820), (5, 322556656), (8, 201597910), (10, 161278328), (16, 100798955), (20, 80639164), (40, 40319582), (80, 20159791), (1879, 858320), (3758, 429160), (7516, 214580), (9395, 171664), (10729, 150320), (15032, 107290), (18790, 85832), (21458, 75160), (30064, 53645), (37580, 42916)]