2012462980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{50539}}^1$

素因数の和:50740

約数の個数: 48

約数和(自身を含む): 4635933120

約数和(自身を除く): 2623470140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3620, 3982, 7964, 9955, 19910, 39820, 50539, 101078, 202156, 252695, 505390, 555929, 1010780, 1111858, 2223716, 2779645, 5559290, 9147559, 11118580, 18295118, 36590236, 45737795, 91475590, 100623149, 182951180, 201246298, 402492596, 503115745, 1006231490, 2012462980]

約数ペア:

[(1, 2012462980), (2, 1006231490), (4, 503115745), (5, 402492596), (10, 201246298), (11, 182951180), (20, 100623149), (22, 91475590), (44, 45737795), (55, 36590236), (110, 18295118), (181, 11118580), (220, 9147559), (362, 5559290), (724, 2779645), (905, 2223716), (1810, 1111858), (1991, 1010780), (3620, 555929), (3982, 505390), (7964, 252695), (9955, 202156), (19910, 101078), (39820, 50539)]