19417996840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{3583}}^1$

素因数の和:3827

約数の個数: 128

約数和(自身を含む): 48538828800

約数和(自身を除く): 29120831960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 113, 218, 220, 226, 436, 440, 452, 545, 565, 872, 904, 1090, 1130, 1199, 1243, 2180, 2260, 2398, 2486, 3583, 4360, 4520, 4796, 4972, 5995, 6215, 7166, 9592, 9944, 11990, 12317, 12430, 14332, 17915, 23980, 24634, 24860, 28664, 35830, 39413, 47960, 49268, 49720, 61585, 71660, 78826, 98536, 123170, 135487, 143320, 157652, 197065, 246340, 270974, 315304, 390547, 394130, 404879, 492680, 541948, 677435, 781094, 788260, 809758, 1083896, 1354870, 1562188, 1576520, 1619516, 1952735, 2024395, 2709740, 3124376, 3239032, 3905470, 4048790, 4296017, 4453669, 5419480, 7810940, 8097580, 8592034, 8907338, 15621880, 16195160, 17184068, 17814676, 21480085, 22268345, 34368136, 35629352, 42960170, 44131811, 44536690, 85920340, 88263622, 89073380, 171840680, 176527244, 178146760, 220659055, 353054488, 441318110, 485449921, 882636220, 970899842, 1765272440, 1941799684, 2427249605, 3883599368, 4854499210, 9708998420, 19417996840]

約数ペア:

[(1, 19417996840), (2, 9708998420), (4, 4854499210), (5, 3883599368), (8, 2427249605), (10, 1941799684), (11, 1765272440), (20, 970899842), (22, 882636220), (40, 485449921), (44, 441318110), (55, 353054488), (88, 220659055), (109, 178146760), (110, 176527244), (113, 171840680), (218, 89073380), (220, 88263622), (226, 85920340), (436, 44536690), (440, 44131811), (452, 42960170), (545, 35629352), (565, 34368136), (872, 22268345), (904, 21480085), (1090, 17814676), (1130, 17184068), (1199, 16195160), (1243, 15621880), (2180, 8907338), (2260, 8592034), (2398, 8097580), (2486, 7810940), (3583, 5419480), (4360, 4453669), (4520, 4296017), (4796, 4048790), (4972, 3905470), (5995, 3239032), (6215, 3124376), (7166, 2709740), (9592, 2024395), (9944, 1952735), (11990, 1619516), (12317, 1576520), (12430, 1562188), (14332, 1354870), (17915, 1083896), (23980, 809758), (24634, 788260), (24860, 781094), (28664, 677435), (35830, 541948), (39413, 492680), (47960, 404879), (49268, 394130), (49720, 390547), (61585, 315304), (71660, 270974), (78826, 246340), (98536, 197065), (123170, 157652), (135487, 143320)]