2119638640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{122099}}^1$

素因数の和:122150

約数の個数: 80

約数和(自身を含む): 5813913600

約数和(自身を除く): 3694274960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 122099, 244198, 488396, 610495, 854693, 976792, 1220990, 1709386, 1953584, 2441980, 3418772, 3785069, 4273465, 4883960, 6837544, 7570138, 8546930, 9767920, 13675088, 15140276, 17093860, 18925345, 26495483, 30280552, 34187720, 37850690, 52990966, 60561104, 68375440, 75701380, 105981932, 132477415, 151402760, 211963864, 264954830, 302805520, 423927728, 529909660, 1059819320, 2119638640]

約数ペア:

[(1, 2119638640), (2, 1059819320), (4, 529909660), (5, 423927728), (7, 302805520), (8, 264954830), (10, 211963864), (14, 151402760), (16, 132477415), (20, 105981932), (28, 75701380), (31, 68375440), (35, 60561104), (40, 52990966), (56, 37850690), (62, 34187720), (70, 30280552), (80, 26495483), (112, 18925345), (124, 17093860), (140, 15140276), (155, 13675088), (217, 9767920), (248, 8546930), (280, 7570138), (310, 6837544), (434, 4883960), (496, 4273465), (560, 3785069), (620, 3418772), (868, 2441980), (1085, 1953584), (1240, 1709386), (1736, 1220990), (2170, 976792), (2480, 854693), (3472, 610495), (4340, 488396), (8680, 244198), (17360, 122099)]