4220860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 10629360

約数和(自身を除く): 6408500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 73, 98, 118, 140, 146, 196, 236, 245, 292, 295, 365, 413, 490, 511, 590, 730, 826, 980, 1022, 1180, 1460, 1652, 2044, 2065, 2555, 2891, 3577, 4130, 4307, 5110, 5782, 7154, 8260, 8614, 10220, 11564, 14308, 14455, 17228, 17885, 21535, 28910, 30149, 35770, 43070, 57820, 60298, 71540, 86140, 120596, 150745, 211043, 301490, 422086, 602980, 844172, 1055215, 2110430, 4220860]

約数ペア:

[(1, 4220860), (2, 2110430), (4, 1055215), (5, 844172), (7, 602980), (10, 422086), (14, 301490), (20, 211043), (28, 150745), (35, 120596), (49, 86140), (59, 71540), (70, 60298), (73, 57820), (98, 43070), (118, 35770), (140, 30149), (146, 28910), (196, 21535), (236, 17885), (245, 17228), (292, 14455), (295, 14308), (365, 11564), (413, 10220), (490, 8614), (511, 8260), (590, 7154), (730, 5782), (826, 5110), (980, 4307), (1022, 4130), (1180, 3577), (1460, 2891), (1652, 2555), (2044, 2065)]