28506910

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 52918272

約数和(自身を除く): 24411362

約数列:

[1, 2, 5, 10, 47, 94, 131, 235, 262, 463, 470, 655, 926, 1310, 2315, 4630, 6157, 12314, 21761, 30785, 43522, 60653, 61570, 108805, 121306, 217610, 303265, 606530, 2850691, 5701382, 14253455, 28506910]

約数ペア:

[(1, 28506910), (2, 14253455), (5, 5701382), (10, 2850691), (47, 606530), (94, 303265), (131, 217610), (235, 121306), (262, 108805), (463, 61570), (470, 60653), (655, 43522), (926, 30785), (1310, 21761), (2315, 12314), (4630, 6157)]