20039281010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{87359}}^1$

素因数の和:87515

約数の個数: 64

約数和(自身を含む): 43023052800

約数和(自身を除く): 22983771790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 113, 145, 203, 226, 290, 406, 565, 791, 1015, 1130, 1582, 2030, 3277, 3955, 6554, 7910, 16385, 22939, 32770, 45878, 87359, 114695, 174718, 229390, 436795, 611513, 873590, 1223026, 2533411, 3057565, 5066822, 6115130, 9871567, 12667055, 17733877, 19743134, 25334110, 35467754, 49357835, 69100969, 88669385, 98715670, 138201938, 177338770, 286275443, 345504845, 572550886, 691009690, 1431377215, 2003928101, 2862754430, 4007856202, 10019640505, 20039281010]

約数ペア:

[(1, 20039281010), (2, 10019640505), (5, 4007856202), (7, 2862754430), (10, 2003928101), (14, 1431377215), (29, 691009690), (35, 572550886), (58, 345504845), (70, 286275443), (113, 177338770), (145, 138201938), (203, 98715670), (226, 88669385), (290, 69100969), (406, 49357835), (565, 35467754), (791, 25334110), (1015, 19743134), (1130, 17733877), (1582, 12667055), (2030, 9871567), (3277, 6115130), (3955, 5066822), (6554, 3057565), (7910, 2533411), (16385, 1223026), (22939, 873590), (32770, 611513), (45878, 436795), (87359, 229390), (114695, 174718)]