27318280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1321}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 68532480

約数和(自身を除く): 41214200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1321, 1880, 2068, 2585, 2642, 4136, 5170, 5284, 6605, 10340, 10568, 13210, 14531, 20680, 26420, 29062, 52840, 58124, 62087, 72655, 116248, 124174, 145310, 248348, 290620, 310435, 496696, 581240, 620870, 682957, 1241740, 1365914, 2483480, 2731828, 3414785, 5463656, 6829570, 13659140, 27318280]

約数ペア:

[(1, 27318280), (2, 13659140), (4, 6829570), (5, 5463656), (8, 3414785), (10, 2731828), (11, 2483480), (20, 1365914), (22, 1241740), (40, 682957), (44, 620870), (47, 581240), (55, 496696), (88, 310435), (94, 290620), (110, 248348), (188, 145310), (220, 124174), (235, 116248), (376, 72655), (440, 62087), (470, 58124), (517, 52840), (940, 29062), (1034, 26420), (1321, 20680), (1880, 14531), (2068, 13210), (2585, 10568), (2642, 10340), (4136, 6605), (5170, 5284)]