16905720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10837}}^1$

素因数の和:10864

約数の個数: 64

約数和(自身を含む): 54623520

約数和(自身を除く): 37717800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 10837, 21674, 32511, 43348, 54185, 65022, 86696, 108370, 130044, 140881, 162555, 216740, 260088, 281762, 325110, 422643, 433480, 563524, 650220, 704405, 845286, 1127048, 1300440, 1408810, 1690572, 2113215, 2817620, 3381144, 4226430, 5635240, 8452860, 16905720]

約数ペア:

[(1, 16905720), (2, 8452860), (3, 5635240), (4, 4226430), (5, 3381144), (6, 2817620), (8, 2113215), (10, 1690572), (12, 1408810), (13, 1300440), (15, 1127048), (20, 845286), (24, 704405), (26, 650220), (30, 563524), (39, 433480), (40, 422643), (52, 325110), (60, 281762), (65, 260088), (78, 216740), (104, 162555), (120, 140881), (130, 130044), (156, 108370), (195, 86696), (260, 65022), (312, 54185), (390, 43348), (520, 32511), (780, 21674), (1560, 10837)]