2779493220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2205947}}^1$

素因数の和:2205969

約数の個数: 72

約数和(自身を含む): 9635580864

約数和(自身を除く): 6856087644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2205947, 4411894, 6617841, 8823788, 11029735, 13235682, 15441629, 19853523, 22059470, 26471364, 30883258, 33089205, 39707046, 44118940, 46324887, 61766516, 66178410, 77208145, 79414092, 92649774, 99267615, 132356820, 138974661, 154416290, 185299548, 198535230, 231624435, 277949322, 308832580, 397070460, 463248870, 555898644, 694873305, 926497740, 1389746610, 2779493220]

約数ペア:

[(1, 2779493220), (2, 1389746610), (3, 926497740), (4, 694873305), (5, 555898644), (6, 463248870), (7, 397070460), (9, 308832580), (10, 277949322), (12, 231624435), (14, 198535230), (15, 185299548), (18, 154416290), (20, 138974661), (21, 132356820), (28, 99267615), (30, 92649774), (35, 79414092), (36, 77208145), (42, 66178410), (45, 61766516), (60, 46324887), (63, 44118940), (70, 39707046), (84, 33089205), (90, 30883258), (105, 26471364), (126, 22059470), (140, 19853523), (180, 15441629), (210, 13235682), (252, 11029735), (315, 8823788), (420, 6617841), (630, 4411894), (1260, 2205947)]