2016803990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{123503}}^1$

素因数の和:123604

約数の個数: 32

約数和(自身を含む): 3841468416

約数和(自身を除く): 1824664426

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 16330, 123503, 247006, 617515, 1235030, 2840569, 5681138, 8768713, 14202845, 17537426, 28405690, 43843565, 87687130, 201680399, 403360798, 1008401995, 2016803990]

約数ペア:

[(1, 2016803990), (2, 1008401995), (5, 403360798), (10, 201680399), (23, 87687130), (46, 43843565), (71, 28405690), (115, 17537426), (142, 14202845), (230, 8768713), (355, 5681138), (710, 2840569), (1633, 1235030), (3266, 617515), (8165, 247006), (16330, 123503)]