16870640

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{929}}^1$

素因数の和:1169

約数の個数: 40

約数和(自身を含む): 39439440

約数和(自身を除く): 22568800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 454, 908, 929, 1135, 1816, 1858, 2270, 3632, 3716, 4540, 4645, 7432, 9080, 9290, 14864, 18160, 18580, 37160, 74320, 210883, 421766, 843532, 1054415, 1687064, 2108830, 3374128, 4217660, 8435320, 16870640]

約数ペア:

[(1, 16870640), (2, 8435320), (4, 4217660), (5, 3374128), (8, 2108830), (10, 1687064), (16, 1054415), (20, 843532), (40, 421766), (80, 210883), (227, 74320), (454, 37160), (908, 18580), (929, 18160), (1135, 14864), (1816, 9290), (1858, 9080), (2270, 7432), (3632, 4645), (3716, 4540)]