19853760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20681}}^1$

素因数の和:20701

約数の個数: 56

約数和(自身を含む): 63038736

約数和(自身を除く): 43184976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20681, 41362, 62043, 82724, 103405, 124086, 165448, 206810, 248172, 310215, 330896, 413620, 496344, 620430, 661792, 827240, 992688, 1240860, 1323584, 1654480, 1985376, 2481720, 3308960, 3970752, 4963440, 6617920, 9926880, 19853760]

約数ペア:

[(1, 19853760), (2, 9926880), (3, 6617920), (4, 4963440), (5, 3970752), (6, 3308960), (8, 2481720), (10, 1985376), (12, 1654480), (15, 1323584), (16, 1240860), (20, 992688), (24, 827240), (30, 661792), (32, 620430), (40, 496344), (48, 413620), (60, 330896), (64, 310215), (80, 248172), (96, 206810), (120, 165448), (160, 124086), (192, 103405), (240, 82724), (320, 62043), (480, 41362), (960, 20681)]