18667040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2381}}^1$

素因数の和:2410

約数の個数: 72

約数和(自身を含む): 51322572

約数和(自身を除く): 32655532

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2381, 3920, 4762, 7840, 9524, 11905, 16667, 19048, 23810, 33334, 38096, 47620, 66668, 76192, 83335, 95240, 116669, 133336, 166670, 190480, 233338, 266672, 333340, 380960, 466676, 533344, 583345, 666680, 933352, 1166690, 1333360, 1866704, 2333380, 2666720, 3733408, 4666760, 9333520, 18667040]

約数ペア:

[(1, 18667040), (2, 9333520), (4, 4666760), (5, 3733408), (7, 2666720), (8, 2333380), (10, 1866704), (14, 1333360), (16, 1166690), (20, 933352), (28, 666680), (32, 583345), (35, 533344), (40, 466676), (49, 380960), (56, 333340), (70, 266672), (80, 233338), (98, 190480), (112, 166670), (140, 133336), (160, 116669), (196, 95240), (224, 83335), (245, 76192), (280, 66668), (392, 47620), (490, 38096), (560, 33334), (784, 23810), (980, 19048), (1120, 16667), (1568, 11905), (1960, 9524), (2381, 7840), (3920, 4762)]