18296320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1021}}^1$

素因数の和:1051

約数の個数: 80

約数和(自身を含む): 50184288

約数和(自身を除く): 31887968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1021, 1120, 1280, 1792, 2042, 2240, 2560, 3584, 4084, 4480, 5105, 7147, 8168, 8960, 10210, 14294, 16336, 17920, 20420, 28588, 32672, 35735, 40840, 57176, 65344, 71470, 81680, 114352, 130688, 142940, 163360, 228704, 261376, 285880, 326720, 457408, 522752, 571760, 653440, 914816, 1143520, 1306880, 1829632, 2287040, 2613760, 3659264, 4574080, 9148160, 18296320]

約数ペア:

[(1, 18296320), (2, 9148160), (4, 4574080), (5, 3659264), (7, 2613760), (8, 2287040), (10, 1829632), (14, 1306880), (16, 1143520), (20, 914816), (28, 653440), (32, 571760), (35, 522752), (40, 457408), (56, 326720), (64, 285880), (70, 261376), (80, 228704), (112, 163360), (128, 142940), (140, 130688), (160, 114352), (224, 81680), (256, 71470), (280, 65344), (320, 57176), (448, 40840), (512, 35735), (560, 32672), (640, 28588), (896, 20420), (1021, 17920), (1120, 16336), (1280, 14294), (1792, 10210), (2042, 8960), (2240, 8168), (2560, 7147), (3584, 5105), (4084, 4480)]