47638640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 128033472

約数和(自身を除く): 80394832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 877, 970, 1358, 1552, 1754, 1940, 2716, 3395, 3508, 3880, 4385, 5432, 6139, 6790, 7016, 7760, 8770, 10864, 12278, 13580, 14032, 17540, 24556, 27160, 30695, 35080, 49112, 54320, 61390, 70160, 85069, 98224, 122780, 170138, 245560, 340276, 425345, 491120, 595483, 680552, 850690, 1190966, 1361104, 1701380, 2381932, 2977415, 3402760, 4763864, 5954830, 6805520, 9527728, 11909660, 23819320, 47638640]

約数ペア:

[(1, 47638640), (2, 23819320), (4, 11909660), (5, 9527728), (7, 6805520), (8, 5954830), (10, 4763864), (14, 3402760), (16, 2977415), (20, 2381932), (28, 1701380), (35, 1361104), (40, 1190966), (56, 850690), (70, 680552), (80, 595483), (97, 491120), (112, 425345), (140, 340276), (194, 245560), (280, 170138), (388, 122780), (485, 98224), (560, 85069), (679, 70160), (776, 61390), (877, 54320), (970, 49112), (1358, 35080), (1552, 30695), (1754, 27160), (1940, 24556), (2716, 17540), (3395, 14032), (3508, 13580), (3880, 12278), (4385, 10864), (5432, 8770), (6139, 7760), (6790, 7016)]