89730820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2011}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 198753408

約数和(自身を除く): 109022588

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2011, 2231, 4022, 4462, 8044, 8924, 10055, 11155, 20110, 22310, 40220, 44620, 46253, 92506, 185012, 195067, 231265, 390134, 462530, 780268, 925060, 975335, 1950670, 3901340, 4486541, 8973082, 17946164, 22432705, 44865410, 89730820]

約数ペア:

[(1, 89730820), (2, 44865410), (4, 22432705), (5, 17946164), (10, 8973082), (20, 4486541), (23, 3901340), (46, 1950670), (92, 975335), (97, 925060), (115, 780268), (194, 462530), (230, 390134), (388, 231265), (460, 195067), (485, 185012), (970, 92506), (1940, 46253), (2011, 44620), (2231, 40220), (4022, 22310), (4462, 20110), (8044, 11155), (8924, 10055)]