38641820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 99456000

約数和(自身を除く): 60814180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 73, 76, 95, 133, 140, 146, 190, 199, 266, 292, 365, 380, 398, 511, 532, 665, 730, 796, 995, 1022, 1330, 1387, 1393, 1460, 1990, 2044, 2555, 2660, 2774, 2786, 3781, 3980, 5110, 5548, 5572, 6935, 6965, 7562, 9709, 10220, 13870, 13930, 14527, 15124, 18905, 19418, 26467, 27740, 27860, 29054, 37810, 38836, 48545, 52934, 58108, 72635, 75620, 97090, 101689, 105868, 132335, 145270, 194180, 203378, 264670, 276013, 290540, 406756, 508445, 529340, 552026, 1016890, 1104052, 1380065, 1932091, 2033780, 2760130, 3864182, 5520260, 7728364, 9660455, 19320910, 38641820]

約数ペア:

[(1, 38641820), (2, 19320910), (4, 9660455), (5, 7728364), (7, 5520260), (10, 3864182), (14, 2760130), (19, 2033780), (20, 1932091), (28, 1380065), (35, 1104052), (38, 1016890), (70, 552026), (73, 529340), (76, 508445), (95, 406756), (133, 290540), (140, 276013), (146, 264670), (190, 203378), (199, 194180), (266, 145270), (292, 132335), (365, 105868), (380, 101689), (398, 97090), (511, 75620), (532, 72635), (665, 58108), (730, 52934), (796, 48545), (995, 38836), (1022, 37810), (1330, 29054), (1387, 27860), (1393, 27740), (1460, 26467), (1990, 19418), (2044, 18905), (2555, 15124), (2660, 14527), (2774, 13930), (2786, 13870), (3781, 10220), (3980, 9709), (5110, 7562), (5548, 6965), (5572, 6935)]