2590060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 6062112

約数和(自身を除く): 3472052

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 193, 220, 244, 305, 386, 610, 671, 772, 965, 1220, 1342, 1930, 2123, 2684, 3355, 3860, 4246, 6710, 8492, 10615, 11773, 13420, 21230, 23546, 42460, 47092, 58865, 117730, 129503, 235460, 259006, 518012, 647515, 1295030, 2590060]

約数ペア:

[(1, 2590060), (2, 1295030), (4, 647515), (5, 518012), (10, 259006), (11, 235460), (20, 129503), (22, 117730), (44, 58865), (55, 47092), (61, 42460), (110, 23546), (122, 21230), (193, 13420), (220, 11773), (244, 10615), (305, 8492), (386, 6710), (610, 4246), (671, 3860), (772, 3355), (965, 2684), (1220, 2123), (1342, 1930)]