4727720

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 10712520

約数和(自身を除く): 5984800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 653, 724, 905, 1306, 1448, 1810, 2612, 3265, 3620, 5224, 6530, 7240, 13060, 26120, 118193, 236386, 472772, 590965, 945544, 1181930, 2363860, 4727720]

約数ペア:

[(1, 4727720), (2, 2363860), (4, 1181930), (5, 945544), (8, 590965), (10, 472772), (20, 236386), (40, 118193), (181, 26120), (362, 13060), (653, 7240), (724, 6530), (905, 5224), (1306, 3620), (1448, 3265), (1810, 2612)]