2007671260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{201979}}^1$

素因数の和:202066

約数の個数: 48

約数和(自身を含む): 4886300160

約数和(自身を除く): 2878628900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 201979, 403958, 807916, 1009895, 1413853, 2019790, 2827706, 4039580, 5655412, 7069265, 14138530, 14340509, 28277060, 28681018, 57362036, 71702545, 100383563, 143405090, 200767126, 286810180, 401534252, 501917815, 1003835630, 2007671260]

約数ペア:

[(1, 2007671260), (2, 1003835630), (4, 501917815), (5, 401534252), (7, 286810180), (10, 200767126), (14, 143405090), (20, 100383563), (28, 71702545), (35, 57362036), (70, 28681018), (71, 28277060), (140, 14340509), (142, 14138530), (284, 7069265), (355, 5655412), (497, 4039580), (710, 2827706), (994, 2019790), (1420, 1413853), (1988, 1009895), (2485, 807916), (4970, 403958), (9940, 201979)]