28810408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 33397592

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 59, 62, 88, 118, 124, 179, 236, 248, 341, 358, 472, 649, 682, 716, 1298, 1364, 1432, 1829, 1969, 2596, 2728, 3658, 3938, 5192, 5549, 7316, 7876, 10561, 11098, 14632, 15752, 20119, 21122, 22196, 40238, 42244, 44392, 61039, 80476, 84488, 116171, 122078, 160952, 232342, 244156, 327391, 464684, 488312, 654782, 929368, 1309564, 2619128, 3601301, 7202602, 14405204, 28810408]

約数ペア:

[(1, 28810408), (2, 14405204), (4, 7202602), (8, 3601301), (11, 2619128), (22, 1309564), (31, 929368), (44, 654782), (59, 488312), (62, 464684), (88, 327391), (118, 244156), (124, 232342), (179, 160952), (236, 122078), (248, 116171), (341, 84488), (358, 80476), (472, 61039), (649, 44392), (682, 42244), (716, 40238), (1298, 22196), (1364, 21122), (1432, 20119), (1829, 15752), (1969, 14632), (2596, 11098), (2728, 10561), (3658, 7876), (3938, 7316), (5192, 5549)]