3347240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 8361360

約数和(自身を除く): 5014120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 157, 164, 205, 260, 314, 328, 410, 520, 533, 628, 785, 820, 1066, 1256, 1570, 1640, 2041, 2132, 2665, 3140, 4082, 4264, 5330, 6280, 6437, 8164, 10205, 10660, 12874, 16328, 20410, 21320, 25748, 32185, 40820, 51496, 64370, 81640, 83681, 128740, 167362, 257480, 334724, 418405, 669448, 836810, 1673620, 3347240]

約数ペア:

[(1, 3347240), (2, 1673620), (4, 836810), (5, 669448), (8, 418405), (10, 334724), (13, 257480), (20, 167362), (26, 128740), (40, 83681), (41, 81640), (52, 64370), (65, 51496), (82, 40820), (104, 32185), (130, 25748), (157, 21320), (164, 20410), (205, 16328), (260, 12874), (314, 10660), (328, 10205), (410, 8164), (520, 6437), (533, 6280), (628, 5330), (785, 4264), (820, 4082), (1066, 3140), (1256, 2665), (1570, 2132), (1640, 2041)]