20120681620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1367}}^1\times {\mathrm{56611}}^1$

素因数の和:58000

約数の個数: 48

約数和(自身を含む): 45537787008

約数和(自身を除く): 25417105388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1367, 2734, 5468, 6835, 13670, 17771, 27340, 35542, 56611, 71084, 88855, 113222, 177710, 226444, 283055, 355420, 566110, 735943, 1132220, 1471886, 2943772, 3679715, 7359430, 14718860, 77387237, 154774474, 309548948, 386936185, 773872370, 1006034081, 1547744740, 2012068162, 4024136324, 5030170405, 10060340810, 20120681620]

約数ペア:

[(1, 20120681620), (2, 10060340810), (4, 5030170405), (5, 4024136324), (10, 2012068162), (13, 1547744740), (20, 1006034081), (26, 773872370), (52, 386936185), (65, 309548948), (130, 154774474), (260, 77387237), (1367, 14718860), (2734, 7359430), (5468, 3679715), (6835, 2943772), (13670, 1471886), (17771, 1132220), (27340, 735943), (35542, 566110), (56611, 355420), (71084, 283055), (88855, 226444), (113222, 177710)]