20236446740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{365147}}^1$

素因数の和:365336

約数の個数: 48

約数和(自身を含む): 45272509632

約数和(自身を除く): 25036062892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1630, 2771, 3260, 5542, 11084, 13855, 27710, 55420, 365147, 730294, 1460588, 1825735, 3651470, 6207499, 7302940, 12414998, 24829996, 31037495, 59518961, 62074990, 119037922, 124149980, 238075844, 297594805, 595189610, 1011822337, 1190379220, 2023644674, 4047289348, 5059111685, 10118223370, 20236446740]

約数ペア:

[(1, 20236446740), (2, 10118223370), (4, 5059111685), (5, 4047289348), (10, 2023644674), (17, 1190379220), (20, 1011822337), (34, 595189610), (68, 297594805), (85, 238075844), (163, 124149980), (170, 119037922), (326, 62074990), (340, 59518961), (652, 31037495), (815, 24829996), (1630, 12414998), (2771, 7302940), (3260, 6207499), (5542, 3651470), (11084, 1825735), (13855, 1460588), (27710, 730294), (55420, 365147)]