39749220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31547}}^1$

素因数の和:31569

約数の個数: 72

約数和(自身を含む): 137801664

約数和(自身を除く): 98052444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 31547, 63094, 94641, 126188, 157735, 189282, 220829, 283923, 315470, 378564, 441658, 473205, 567846, 630940, 662487, 883316, 946410, 1104145, 1135692, 1324974, 1419615, 1892820, 1987461, 2208290, 2649948, 2839230, 3312435, 3974922, 4416580, 5678460, 6624870, 7949844, 9937305, 13249740, 19874610, 39749220]

約数ペア:

[(1, 39749220), (2, 19874610), (3, 13249740), (4, 9937305), (5, 7949844), (6, 6624870), (7, 5678460), (9, 4416580), (10, 3974922), (12, 3312435), (14, 2839230), (15, 2649948), (18, 2208290), (20, 1987461), (21, 1892820), (28, 1419615), (30, 1324974), (35, 1135692), (36, 1104145), (42, 946410), (45, 883316), (60, 662487), (63, 630940), (70, 567846), (84, 473205), (90, 441658), (105, 378564), (126, 315470), (140, 283923), (180, 220829), (210, 189282), (252, 157735), (315, 126188), (420, 94641), (630, 63094), (1260, 31547)]