5655580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 14364000

約数和(自身を除く): 8708420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 199, 203, 245, 290, 398, 406, 490, 580, 796, 812, 980, 995, 1015, 1393, 1421, 1990, 2030, 2786, 2842, 3980, 4060, 5572, 5684, 5771, 6965, 7105, 9751, 11542, 13930, 14210, 19502, 23084, 27860, 28420, 28855, 39004, 40397, 48755, 57710, 80794, 97510, 115420, 161588, 195020, 201985, 282779, 403970, 565558, 807940, 1131116, 1413895, 2827790, 5655580]

約数ペア:

[(1, 5655580), (2, 2827790), (4, 1413895), (5, 1131116), (7, 807940), (10, 565558), (14, 403970), (20, 282779), (28, 201985), (29, 195020), (35, 161588), (49, 115420), (58, 97510), (70, 80794), (98, 57710), (116, 48755), (140, 40397), (145, 39004), (196, 28855), (199, 28420), (203, 27860), (245, 23084), (290, 19502), (398, 14210), (406, 13930), (490, 11542), (580, 9751), (796, 7105), (812, 6965), (980, 5771), (995, 5684), (1015, 5572), (1393, 4060), (1421, 3980), (1990, 2842), (2030, 2786)]