1673620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 3901968

約数和(自身を除く): 2228348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 157, 164, 205, 260, 314, 410, 533, 628, 785, 820, 1066, 1570, 2041, 2132, 2665, 3140, 4082, 5330, 6437, 8164, 10205, 10660, 12874, 20410, 25748, 32185, 40820, 64370, 83681, 128740, 167362, 334724, 418405, 836810, 1673620]

約数ペア:

[(1, 1673620), (2, 836810), (4, 418405), (5, 334724), (10, 167362), (13, 128740), (20, 83681), (26, 64370), (41, 40820), (52, 32185), (65, 25748), (82, 20410), (130, 12874), (157, 10660), (164, 10205), (205, 8164), (260, 6437), (314, 5330), (410, 4082), (533, 3140), (628, 2665), (785, 2132), (820, 2041), (1066, 1570)]