2040987920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{7283}}^1$

素因数の和:7440

約数の個数: 80

約数和(自身を含む): 4942397952

約数和(自身を除く): 2901410032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 113, 124, 155, 226, 248, 310, 452, 496, 565, 620, 904, 1130, 1240, 1808, 2260, 2480, 3503, 4520, 7006, 7283, 9040, 14012, 14566, 17515, 28024, 29132, 35030, 36415, 56048, 58264, 70060, 72830, 116528, 140120, 145660, 225773, 280240, 291320, 451546, 582640, 822979, 903092, 1128865, 1645958, 1806184, 2257730, 3291916, 3612368, 4114895, 4515460, 6583832, 8229790, 9030920, 13167664, 16459580, 18061840, 25512349, 32919160, 51024698, 65838320, 102049396, 127561745, 204098792, 255123490, 408197584, 510246980, 1020493960, 2040987920]

約数ペア:

[(1, 2040987920), (2, 1020493960), (4, 510246980), (5, 408197584), (8, 255123490), (10, 204098792), (16, 127561745), (20, 102049396), (31, 65838320), (40, 51024698), (62, 32919160), (80, 25512349), (113, 18061840), (124, 16459580), (155, 13167664), (226, 9030920), (248, 8229790), (310, 6583832), (452, 4515460), (496, 4114895), (565, 3612368), (620, 3291916), (904, 2257730), (1130, 1806184), (1240, 1645958), (1808, 1128865), (2260, 903092), (2480, 822979), (3503, 582640), (4520, 451546), (7006, 291320), (7283, 280240), (9040, 225773), (14012, 145660), (14566, 140120), (17515, 116528), (28024, 72830), (29132, 70060), (35030, 58264), (36415, 56048)]