23891440

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4091}}^1$

素因数の和:4177

約数の個数: 40

約数和(自身を含む): 56322288

約数和(自身を除く): 32430848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4091, 5840, 8182, 16364, 20455, 32728, 40910, 65456, 81820, 163640, 298643, 327280, 597286, 1194572, 1493215, 2389144, 2986430, 4778288, 5972860, 11945720, 23891440]

約数ペア:

[(1, 23891440), (2, 11945720), (4, 5972860), (5, 4778288), (8, 2986430), (10, 2389144), (16, 1493215), (20, 1194572), (40, 597286), (73, 327280), (80, 298643), (146, 163640), (292, 81820), (365, 65456), (584, 40910), (730, 32728), (1168, 20455), (1460, 16364), (2920, 8182), (4091, 5840)]