2078706028

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 108

約数和(自身を含む): 4455214848

約数和(自身を除く): 2376508820

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 61, 74, 98, 122, 127, 148, 196, 244, 254, 259, 427, 508, 518, 854, 889, 1036, 1369, 1708, 1778, 1813, 2257, 2738, 2989, 3556, 3626, 4514, 4699, 5476, 5978, 6223, 7252, 7747, 9028, 9398, 9583, 11956, 12446, 15494, 15799, 18796, 19166, 24892, 30988, 31598, 32893, 38332, 54229, 63196, 65786, 67081, 83509, 108458, 110593, 131572, 134162, 167018, 173863, 216916, 221186, 230251, 268324, 286639, 334036, 347726, 379603, 442372, 460502, 573278, 584563, 695452, 759206, 921004, 1146556, 1169126, 1217041, 1518412, 2006473, 2338252, 2434082, 4012946, 4091941, 4868164, 8025892, 8183882, 8519287, 10605643, 14045311, 16367764, 17038574, 21211286, 28090622, 34077148, 42422572, 56181244, 74239501, 148479002, 296958004, 519676507, 1039353014, 2078706028]

約数ペア:

[(1, 2078706028), (2, 1039353014), (4, 519676507), (7, 296958004), (14, 148479002), (28, 74239501), (37, 56181244), (49, 42422572), (61, 34077148), (74, 28090622), (98, 21211286), (122, 17038574), (127, 16367764), (148, 14045311), (196, 10605643), (244, 8519287), (254, 8183882), (259, 8025892), (427, 4868164), (508, 4091941), (518, 4012946), (854, 2434082), (889, 2338252), (1036, 2006473), (1369, 1518412), (1708, 1217041), (1778, 1169126), (1813, 1146556), (2257, 921004), (2738, 759206), (2989, 695452), (3556, 584563), (3626, 573278), (4514, 460502), (4699, 442372), (5476, 379603), (5978, 347726), (6223, 334036), (7252, 286639), (7747, 268324), (9028, 230251), (9398, 221186), (9583, 216916), (11956, 173863), (12446, 167018), (15494, 134162), (15799, 131572), (18796, 110593), (19166, 108458), (24892, 83509), (30988, 67081), (31598, 65786), (32893, 63196), (38332, 54229)]