28937480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5059}}^1$

素因数の和:5094

約数の個数: 64

約数和(自身を含む): 76507200

約数和(自身を除く): 47569720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5059, 5720, 10118, 20236, 25295, 40472, 50590, 55649, 65767, 101180, 111298, 131534, 202360, 222596, 263068, 278245, 328835, 445192, 526136, 556490, 657670, 723437, 1112980, 1315340, 1446874, 2225960, 2630680, 2893748, 3617185, 5787496, 7234370, 14468740, 28937480]

約数ペア:

[(1, 28937480), (2, 14468740), (4, 7234370), (5, 5787496), (8, 3617185), (10, 2893748), (11, 2630680), (13, 2225960), (20, 1446874), (22, 1315340), (26, 1112980), (40, 723437), (44, 657670), (52, 556490), (55, 526136), (65, 445192), (88, 328835), (104, 278245), (110, 263068), (130, 222596), (143, 202360), (220, 131534), (260, 111298), (286, 101180), (440, 65767), (520, 55649), (572, 50590), (715, 40472), (1144, 25295), (1430, 20236), (2860, 10118), (5059, 5720)]