254786410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{10163}}^1$

素因数の和:10302

約数の個数: 32

約数和(自身を含む): 482993280

約数和(自身を除く): 228206870

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 2507, 5014, 10163, 12535, 20326, 25070, 50815, 101630, 233749, 467498, 1107767, 1168745, 2215534, 2337490, 5538835, 11077670, 25478641, 50957282, 127393205, 254786410]

約数ペア:

[(1, 254786410), (2, 127393205), (5, 50957282), (10, 25478641), (23, 11077670), (46, 5538835), (109, 2337490), (115, 2215534), (218, 1168745), (230, 1107767), (545, 467498), (1090, 233749), (2507, 101630), (5014, 50815), (10163, 25070), (12535, 20326)]