40109608

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 103680000

約数和(自身を除く): 63570392

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 23, 28, 38, 44, 46, 56, 76, 77, 88, 92, 133, 149, 152, 154, 161, 184, 209, 253, 266, 298, 308, 322, 418, 437, 506, 532, 596, 616, 644, 836, 874, 1012, 1043, 1064, 1192, 1288, 1463, 1639, 1672, 1748, 1771, 2024, 2086, 2831, 2926, 3059, 3278, 3427, 3496, 3542, 4172, 4807, 5662, 5852, 6118, 6556, 6854, 7084, 8344, 9614, 11324, 11473, 11704, 12236, 13112, 13708, 14168, 19228, 19817, 22648, 22946, 23989, 24472, 27416, 31141, 33649, 37697, 38456, 39634, 45892, 47978, 62282, 65113, 67298, 75394, 79268, 91784, 95956, 124564, 130226, 134596, 150788, 158536, 191912, 217987, 249128, 260452, 263879, 269192, 301576, 435974, 455791, 520904, 527758, 716243, 871948, 911582, 1055516, 1432486, 1743896, 1823164, 2111032, 2864972, 3646328, 5013701, 5729944, 10027402, 20054804, 40109608]

約数ペア:

[(1, 40109608), (2, 20054804), (4, 10027402), (7, 5729944), (8, 5013701), (11, 3646328), (14, 2864972), (19, 2111032), (22, 1823164), (23, 1743896), (28, 1432486), (38, 1055516), (44, 911582), (46, 871948), (56, 716243), (76, 527758), (77, 520904), (88, 455791), (92, 435974), (133, 301576), (149, 269192), (152, 263879), (154, 260452), (161, 249128), (184, 217987), (209, 191912), (253, 158536), (266, 150788), (298, 134596), (308, 130226), (322, 124564), (418, 95956), (437, 91784), (506, 79268), (532, 75394), (596, 67298), (616, 65113), (644, 62282), (836, 47978), (874, 45892), (1012, 39634), (1043, 38456), (1064, 37697), (1192, 33649), (1288, 31141), (1463, 27416), (1639, 24472), (1672, 23989), (1748, 22946), (1771, 22648), (2024, 19817), (2086, 19228), (2831, 14168), (2926, 13708), (3059, 13112), (3278, 12236), (3427, 11704), (3496, 11473), (3542, 11324), (4172, 9614), (4807, 8344), (5662, 7084), (5852, 6854), (6118, 6556)]