4161380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 9434880

約数和(自身を除く): 5273500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 233, 235, 380, 466, 470, 893, 932, 940, 1165, 1786, 2330, 3572, 4427, 4465, 4660, 8854, 8930, 10951, 17708, 17860, 21902, 22135, 43804, 44270, 54755, 88540, 109510, 208069, 219020, 416138, 832276, 1040345, 2080690, 4161380]

約数ペア:

[(1, 4161380), (2, 2080690), (4, 1040345), (5, 832276), (10, 416138), (19, 219020), (20, 208069), (38, 109510), (47, 88540), (76, 54755), (94, 44270), (95, 43804), (188, 22135), (190, 21902), (233, 17860), (235, 17708), (380, 10951), (466, 8930), (470, 8854), (893, 4660), (932, 4465), (940, 4427), (1165, 3572), (1786, 2330)]