27284440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 65525760

約数和(自身を除く): 38241320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 631, 920, 940, 1081, 1262, 1880, 2162, 2524, 3155, 4324, 5048, 5405, 6310, 8648, 10810, 12620, 14513, 21620, 25240, 29026, 29657, 43240, 58052, 59314, 72565, 116104, 118628, 145130, 148285, 237256, 290260, 296570, 580520, 593140, 682111, 1186280, 1364222, 2728444, 3410555, 5456888, 6821110, 13642220, 27284440]

約数ペア:

[(1, 27284440), (2, 13642220), (4, 6821110), (5, 5456888), (8, 3410555), (10, 2728444), (20, 1364222), (23, 1186280), (40, 682111), (46, 593140), (47, 580520), (92, 296570), (94, 290260), (115, 237256), (184, 148285), (188, 145130), (230, 118628), (235, 116104), (376, 72565), (460, 59314), (470, 58052), (631, 43240), (920, 29657), (940, 29026), (1081, 25240), (1262, 21620), (1880, 14513), (2162, 12620), (2524, 10810), (3155, 8648), (4324, 6310), (5048, 5405)]