28284410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 64247040

約数和(自身を除く): 35962630

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 154, 218, 337, 385, 545, 674, 763, 770, 1090, 1199, 1526, 1685, 2359, 2398, 3370, 3707, 3815, 4718, 5995, 7414, 7630, 8393, 11795, 11990, 16786, 18535, 23590, 25949, 36733, 37070, 41965, 51898, 73466, 83930, 129745, 183665, 257131, 259490, 367330, 404063, 514262, 808126, 1285655, 2020315, 2571310, 2828441, 4040630, 5656882, 14142205, 28284410]

約数ペア:

[(1, 28284410), (2, 14142205), (5, 5656882), (7, 4040630), (10, 2828441), (11, 2571310), (14, 2020315), (22, 1285655), (35, 808126), (55, 514262), (70, 404063), (77, 367330), (109, 259490), (110, 257131), (154, 183665), (218, 129745), (337, 83930), (385, 73466), (545, 51898), (674, 41965), (763, 37070), (770, 36733), (1090, 25949), (1199, 23590), (1526, 18535), (1685, 16786), (2359, 11990), (2398, 11795), (3370, 8393), (3707, 7630), (3815, 7414), (4718, 5995)]