27852880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 72995328

約数和(自身を除く): 45142448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1021, 1240, 1364, 1705, 2042, 2480, 2728, 3410, 4084, 5105, 5456, 6820, 8168, 10210, 11231, 13640, 16336, 20420, 22462, 27280, 31651, 40840, 44924, 56155, 63302, 81680, 89848, 112310, 126604, 158255, 179696, 224620, 253208, 316510, 348161, 449240, 506416, 633020, 696322, 898480, 1266040, 1392644, 1740805, 2532080, 2785288, 3481610, 5570576, 6963220, 13926440, 27852880]

約数ペア:

[(1, 27852880), (2, 13926440), (4, 6963220), (5, 5570576), (8, 3481610), (10, 2785288), (11, 2532080), (16, 1740805), (20, 1392644), (22, 1266040), (31, 898480), (40, 696322), (44, 633020), (55, 506416), (62, 449240), (80, 348161), (88, 316510), (110, 253208), (124, 224620), (155, 179696), (176, 158255), (220, 126604), (248, 112310), (310, 89848), (341, 81680), (440, 63302), (496, 56155), (620, 44924), (682, 40840), (880, 31651), (1021, 27280), (1240, 22462), (1364, 20420), (1705, 16336), (2042, 13640), (2480, 11231), (2728, 10210), (3410, 8168), (4084, 6820), (5105, 5456)]