72684140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{158009}}^1$

素因数の和:158041

約数の個数: 24

約数和(自身を含む): 159274080

約数和(自身を除く): 86589940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 158009, 316018, 632036, 790045, 1580090, 3160180, 3634207, 7268414, 14536828, 18171035, 36342070, 72684140]

約数ペア:

[(1, 72684140), (2, 36342070), (4, 18171035), (5, 14536828), (10, 7268414), (20, 3634207), (23, 3160180), (46, 1580090), (92, 790045), (115, 632036), (230, 316018), (460, 158009)]