20040030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2081}}^1$

素因数の和:2201

約数の個数: 48

約数和(自身を含む): 52616304

約数和(自身を除く): 32576274

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 2081, 3210, 4162, 4815, 6243, 9630, 10405, 12486, 18729, 20810, 31215, 37458, 62430, 93645, 187290, 222667, 445334, 668001, 1113335, 1336002, 2004003, 2226670, 3340005, 4008006, 6680010, 10020015, 20040030]

約数ペア:

[(1, 20040030), (2, 10020015), (3, 6680010), (5, 4008006), (6, 3340005), (9, 2226670), (10, 2004003), (15, 1336002), (18, 1113335), (30, 668001), (45, 445334), (90, 222667), (107, 187290), (214, 93645), (321, 62430), (535, 37458), (642, 31215), (963, 20810), (1070, 18729), (1605, 12486), (1926, 10405), (2081, 9630), (3210, 6243), (4162, 4815)]