31492020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 101945088

約数和(自身を除く): 70453068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 773, 970, 1164, 1358, 1455, 1546, 1940, 2037, 2319, 2716, 2910, 3092, 3395, 3865, 4074, 4638, 5411, 5820, 6790, 7730, 8148, 9276, 10185, 10822, 11595, 13580, 15460, 16233, 20370, 21644, 23190, 27055, 32466, 40740, 46380, 54110, 64932, 74981, 81165, 108220, 149962, 162330, 224943, 299924, 324660, 374905, 449886, 524867, 749810, 899772, 1049734, 1124715, 1499620, 1574601, 2099468, 2249430, 2624335, 3149202, 4498860, 5248670, 6298404, 7873005, 10497340, 15746010, 31492020]

約数ペア:

[(1, 31492020), (2, 15746010), (3, 10497340), (4, 7873005), (5, 6298404), (6, 5248670), (7, 4498860), (10, 3149202), (12, 2624335), (14, 2249430), (15, 2099468), (20, 1574601), (21, 1499620), (28, 1124715), (30, 1049734), (35, 899772), (42, 749810), (60, 524867), (70, 449886), (84, 374905), (97, 324660), (105, 299924), (140, 224943), (194, 162330), (210, 149962), (291, 108220), (388, 81165), (420, 74981), (485, 64932), (582, 54110), (679, 46380), (773, 40740), (970, 32466), (1164, 27055), (1358, 23190), (1455, 21644), (1546, 20370), (1940, 16233), (2037, 15460), (2319, 13580), (2716, 11595), (2910, 10822), (3092, 10185), (3395, 9276), (3865, 8148), (4074, 7730), (4638, 6790), (5411, 5820)]