20120784930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7709113}}^1$

素因数の和:7709155

約数の個数: 48

約数和(自身を含む): 54117980280

約数和(自身を除く): 33997195350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7709113, 15418226, 23127339, 38545565, 46254678, 69382017, 77091130, 115636695, 138764034, 223564277, 231273390, 346910085, 447128554, 670692831, 693820170, 1117821385, 1341385662, 2012078493, 2235642770, 3353464155, 4024156986, 6706928310, 10060392465, 20120784930]

約数ペア:

[(1, 20120784930), (2, 10060392465), (3, 6706928310), (5, 4024156986), (6, 3353464155), (9, 2235642770), (10, 2012078493), (15, 1341385662), (18, 1117821385), (29, 693820170), (30, 670692831), (45, 447128554), (58, 346910085), (87, 231273390), (90, 223564277), (145, 138764034), (174, 115636695), (261, 77091130), (290, 69382017), (435, 46254678), (522, 38545565), (870, 23127339), (1305, 15418226), (2610, 7709113)]