28651790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{359}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 54120960

約数和(自身を除く): 25469170

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 347, 359, 694, 718, 1735, 1795, 3470, 3590, 7981, 8257, 15962, 16514, 39905, 41285, 79810, 82570, 124573, 249146, 622865, 1245730, 2865179, 5730358, 14325895, 28651790]

約数ペア:

[(1, 28651790), (2, 14325895), (5, 5730358), (10, 2865179), (23, 1245730), (46, 622865), (115, 249146), (230, 124573), (347, 82570), (359, 79810), (694, 41285), (718, 39905), (1735, 16514), (1795, 15962), (3470, 8257), (3590, 7981)]