2019900990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{10099}}^1$

素因数の和:10281

約数の個数: 64

約数和(自身を含む): 4974048000

約数和(自身を除く): 2954147010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 113, 118, 177, 226, 295, 339, 354, 565, 590, 678, 885, 1130, 1695, 1770, 3390, 6667, 10099, 13334, 20001, 20198, 30297, 33335, 40002, 50495, 60594, 66670, 100005, 100990, 151485, 200010, 302970, 595841, 1141187, 1191682, 1787523, 2282374, 2979205, 3423561, 3575046, 5705935, 5958410, 6847122, 8937615, 11411870, 17117805, 17875230, 34235610, 67330033, 134660066, 201990099, 336650165, 403980198, 673300330, 1009950495, 2019900990]

約数ペア:

[(1, 2019900990), (2, 1009950495), (3, 673300330), (5, 403980198), (6, 336650165), (10, 201990099), (15, 134660066), (30, 67330033), (59, 34235610), (113, 17875230), (118, 17117805), (177, 11411870), (226, 8937615), (295, 6847122), (339, 5958410), (354, 5705935), (565, 3575046), (590, 3423561), (678, 2979205), (885, 2282374), (1130, 1787523), (1695, 1191682), (1770, 1141187), (3390, 595841), (6667, 302970), (10099, 200010), (13334, 151485), (20001, 100990), (20198, 100005), (30297, 66670), (33335, 60594), (40002, 50495)]