20090403350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{53269}}^1$

素因数の和:53697

約数の個数: 48

約数和(自身を含む): 39434715600

約数和(自身を除く): 19344312250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 397, 475, 794, 950, 1985, 3970, 7543, 9925, 15086, 19850, 37715, 53269, 75430, 106538, 188575, 266345, 377150, 532690, 1012111, 1331725, 2024222, 2663450, 5060555, 10121110, 21147793, 25302775, 42295586, 50605550, 105738965, 211477930, 401808067, 528694825, 803616134, 1057389650, 2009040335, 4018080670, 10045201675, 20090403350]

約数ペア:

[(1, 20090403350), (2, 10045201675), (5, 4018080670), (10, 2009040335), (19, 1057389650), (25, 803616134), (38, 528694825), (50, 401808067), (95, 211477930), (190, 105738965), (397, 50605550), (475, 42295586), (794, 25302775), (950, 21147793), (1985, 10121110), (3970, 5060555), (7543, 2663450), (9925, 2024222), (15086, 1331725), (19850, 1012111), (37715, 532690), (53269, 377150), (75430, 266345), (106538, 188575)]