20171070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2837}}^1$

素因数の和:2929

約数の個数: 48

約数和(自身を含む): 53127360

約数和(自身を除く): 32956290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 2837, 3555, 5674, 7110, 8511, 14185, 17022, 25533, 28370, 42555, 51066, 85110, 127665, 224123, 255330, 448246, 672369, 1120615, 1344738, 2017107, 2241230, 3361845, 4034214, 6723690, 10085535, 20171070]

約数ペア:

[(1, 20171070), (2, 10085535), (3, 6723690), (5, 4034214), (6, 3361845), (9, 2241230), (10, 2017107), (15, 1344738), (18, 1120615), (30, 672369), (45, 448246), (79, 255330), (90, 224123), (158, 127665), (237, 85110), (395, 51066), (474, 42555), (711, 28370), (790, 25533), (1185, 17022), (1422, 14185), (2370, 8511), (2837, 7110), (3555, 5674)]