188823920

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{4513}}^1$

素因数の和:5049

約数の個数: 40

約数和(自身を含む): 439952496

約数和(自身を除く): 251128576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 1046, 2092, 2615, 4184, 4513, 5230, 8368, 9026, 10460, 18052, 20920, 22565, 36104, 41840, 45130, 72208, 90260, 180520, 361040, 2360299, 4720598, 9441196, 11801495, 18882392, 23602990, 37764784, 47205980, 94411960, 188823920]

約数ペア:

[(1, 188823920), (2, 94411960), (4, 47205980), (5, 37764784), (8, 23602990), (10, 18882392), (16, 11801495), (20, 9441196), (40, 4720598), (80, 2360299), (523, 361040), (1046, 180520), (2092, 90260), (2615, 72208), (4184, 45130), (4513, 41840), (5230, 36104), (8368, 22565), (9026, 20920), (10460, 18052)]