2016100840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{19483}}^1$

素因数の和:19706

約数の個数: 64

約数和(自身を含む): 4909968000

約数和(自身を除く): 2893867160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 796, 995, 1592, 1990, 2587, 3980, 5174, 7960, 10348, 12935, 19483, 20696, 25870, 38966, 51740, 77932, 97415, 103480, 155864, 194830, 253279, 389660, 506558, 779320, 1013116, 1266395, 2026232, 2532790, 3877117, 5065580, 7754234, 10131160, 15508468, 19385585, 31016936, 38771170, 50402521, 77542340, 100805042, 155084680, 201610084, 252012605, 403220168, 504025210, 1008050420, 2016100840]

約数ペア:

[(1, 2016100840), (2, 1008050420), (4, 504025210), (5, 403220168), (8, 252012605), (10, 201610084), (13, 155084680), (20, 100805042), (26, 77542340), (40, 50402521), (52, 38771170), (65, 31016936), (104, 19385585), (130, 15508468), (199, 10131160), (260, 7754234), (398, 5065580), (520, 3877117), (796, 2532790), (995, 2026232), (1592, 1266395), (1990, 1013116), (2587, 779320), (3980, 506558), (5174, 389660), (7960, 253279), (10348, 194830), (12935, 155864), (19483, 103480), (20696, 97415), (25870, 77932), (38966, 51740)]