2005483420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1\times {\mathrm{2887}}^1$

素因数の和:3682

約数の個数: 48

約数和(自身を含む): 4308433920

約数和(自身を除く): 2302950500

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 739, 940, 1478, 2887, 2956, 3695, 5774, 7390, 11548, 14435, 14780, 28870, 34733, 57740, 69466, 135689, 138932, 173665, 271378, 347330, 542756, 678445, 694660, 1356890, 2133493, 2713780, 4266986, 8533972, 10667465, 21334930, 42669860, 100274171, 200548342, 401096684, 501370855, 1002741710, 2005483420]

約数ペア:

[(1, 2005483420), (2, 1002741710), (4, 501370855), (5, 401096684), (10, 200548342), (20, 100274171), (47, 42669860), (94, 21334930), (188, 10667465), (235, 8533972), (470, 4266986), (739, 2713780), (940, 2133493), (1478, 1356890), (2887, 694660), (2956, 678445), (3695, 542756), (5774, 347330), (7390, 271378), (11548, 173665), (14435, 138932), (14780, 135689), (28870, 69466), (34733, 57740)]