16412240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 42163968

約数和(自身を除く): 25751728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 367, 430, 520, 559, 688, 734, 860, 1040, 1118, 1468, 1720, 1835, 2236, 2795, 2936, 3440, 3670, 4472, 4771, 5590, 5872, 7340, 8944, 9542, 11180, 14680, 15781, 19084, 22360, 23855, 29360, 31562, 38168, 44720, 47710, 63124, 76336, 78905, 95420, 126248, 157810, 190840, 205153, 252496, 315620, 381680, 410306, 631240, 820612, 1025765, 1262480, 1641224, 2051530, 3282448, 4103060, 8206120, 16412240]

約数ペア:

[(1, 16412240), (2, 8206120), (4, 4103060), (5, 3282448), (8, 2051530), (10, 1641224), (13, 1262480), (16, 1025765), (20, 820612), (26, 631240), (40, 410306), (43, 381680), (52, 315620), (65, 252496), (80, 205153), (86, 190840), (104, 157810), (130, 126248), (172, 95420), (208, 78905), (215, 76336), (260, 63124), (344, 47710), (367, 44720), (430, 38168), (520, 31562), (559, 29360), (688, 23855), (734, 22360), (860, 19084), (1040, 15781), (1118, 14680), (1468, 11180), (1720, 9542), (1835, 8944), (2236, 7340), (2795, 5872), (2936, 5590), (3440, 4771), (3670, 4472)]