207963002020

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1\times {\mathrm{79801}}^1$

素因数の和:80608

約数の個数: 48

約数和(自身を含む): 439405772400

約数和(自身を除く): 231442770380

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 569, 916, 1138, 1145, 2276, 2290, 2845, 4580, 5690, 11380, 79801, 130301, 159602, 260602, 319204, 399005, 521204, 651505, 798010, 1303010, 1596020, 2606020, 18274429, 36548858, 45406769, 73097716, 90813538, 91372145, 181627076, 182744290, 227033845, 365488580, 454067690, 908135380, 10398150101, 20796300202, 41592600404, 51990750505, 103981501010, 207963002020]

約数ペア:

[(1, 207963002020), (2, 103981501010), (4, 51990750505), (5, 41592600404), (10, 20796300202), (20, 10398150101), (229, 908135380), (458, 454067690), (569, 365488580), (916, 227033845), (1138, 182744290), (1145, 181627076), (2276, 91372145), (2290, 90813538), (2845, 73097716), (4580, 45406769), (5690, 36548858), (11380, 18274429), (79801, 2606020), (130301, 1596020), (159602, 1303010), (260602, 798010), (319204, 651505), (399005, 521204)]