80454940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{60041}}^1$

素因数の和:60117

約数の個数: 24

約数和(自身を含む): 171479952

約数和(自身を除く): 91025012

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 60041, 120082, 240164, 300205, 600410, 1200820, 4022747, 8045494, 16090988, 20113735, 40227470, 80454940]

約数ペア:

[(1, 80454940), (2, 40227470), (4, 20113735), (5, 16090988), (10, 8045494), (20, 4022747), (67, 1200820), (134, 600410), (268, 300205), (335, 240164), (670, 120082), (1340, 60041)]