1118643640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1215917}}^1$

素因数の和:1215951

約数の個数: 32

約数和(自身を含む): 2626382880

約数和(自身を除く): 1507739240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1215917, 2431834, 4863668, 6079585, 9727336, 12159170, 24318340, 27966091, 48636680, 55932182, 111864364, 139830455, 223728728, 279660910, 559321820, 1118643640]

約数ペア:

[(1, 1118643640), (2, 559321820), (4, 279660910), (5, 223728728), (8, 139830455), (10, 111864364), (20, 55932182), (23, 48636680), (40, 27966091), (46, 24318340), (92, 12159170), (115, 9727336), (184, 6079585), (230, 4863668), (460, 2431834), (920, 1215917)]