28380170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2399}}^1$

素因数の和:2439

約数の個数: 48

約数和(自身を含む): 63244800

約数和(自身を除く): 34864630

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 2399, 4798, 5915, 11830, 11995, 16793, 23990, 31187, 33586, 62374, 83965, 155935, 167930, 218309, 311870, 405431, 436618, 810862, 1091545, 2027155, 2183090, 2838017, 4054310, 5676034, 14190085, 28380170]

約数ペア:

[(1, 28380170), (2, 14190085), (5, 5676034), (7, 4054310), (10, 2838017), (13, 2183090), (14, 2027155), (26, 1091545), (35, 810862), (65, 436618), (70, 405431), (91, 311870), (130, 218309), (169, 167930), (182, 155935), (338, 83965), (455, 62374), (845, 33586), (910, 31187), (1183, 23990), (1690, 16793), (2366, 11995), (2399, 11830), (4798, 5915)]