1235863420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2143

約数の個数: 96

約数和(自身を含む): 2960556480

約数和(自身を除く): 1724693060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 97, 110, 116, 145, 194, 220, 290, 319, 388, 485, 580, 638, 970, 1067, 1276, 1595, 1940, 1997, 2134, 2813, 3190, 3994, 4268, 5335, 5626, 6380, 7988, 9985, 10670, 11252, 14065, 19970, 21340, 21967, 28130, 30943, 39940, 43934, 56260, 57913, 61886, 87868, 109835, 115826, 123772, 154715, 193709, 219670, 231652, 289565, 309430, 387418, 439340, 579130, 618860, 637043, 774836, 968545, 1158260, 1274086, 1937090, 2130799, 2548172, 3185215, 3874180, 4261598, 5617561, 6370430, 8523196, 10653995, 11235122, 12740860, 21307990, 22470244, 28087805, 42615980, 56175610, 61793171, 112351220, 123586342, 247172684, 308965855, 617931710, 1235863420]

約数ペア:

[(1, 1235863420), (2, 617931710), (4, 308965855), (5, 247172684), (10, 123586342), (11, 112351220), (20, 61793171), (22, 56175610), (29, 42615980), (44, 28087805), (55, 22470244), (58, 21307990), (97, 12740860), (110, 11235122), (116, 10653995), (145, 8523196), (194, 6370430), (220, 5617561), (290, 4261598), (319, 3874180), (388, 3185215), (485, 2548172), (580, 2130799), (638, 1937090), (970, 1274086), (1067, 1158260), (1276, 968545), (1595, 774836), (1940, 637043), (1997, 618860), (2134, 579130), (2813, 439340), (3190, 387418), (3994, 309430), (4268, 289565), (5335, 231652), (5626, 219670), (6380, 193709), (7988, 154715), (9985, 123772), (10670, 115826), (11252, 109835), (14065, 87868), (19970, 61886), (21340, 57913), (21967, 56260), (28130, 43934), (30943, 39940)]