13019840

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 112

約数和(自身を含む): 34015680

約数和(自身を除く): 20995840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 61, 64, 80, 92, 115, 116, 122, 145, 160, 184, 230, 232, 244, 290, 305, 320, 368, 460, 464, 488, 580, 610, 667, 736, 920, 928, 976, 1160, 1220, 1334, 1403, 1472, 1769, 1840, 1856, 1952, 2320, 2440, 2668, 2806, 3335, 3538, 3680, 3904, 4640, 4880, 5336, 5612, 6670, 7015, 7076, 7360, 8845, 9280, 9760, 10672, 11224, 13340, 14030, 14152, 17690, 19520, 21344, 22448, 26680, 28060, 28304, 35380, 40687, 42688, 44896, 53360, 56120, 56608, 70760, 81374, 89792, 106720, 112240, 113216, 141520, 162748, 203435, 213440, 224480, 283040, 325496, 406870, 448960, 566080, 650992, 813740, 1301984, 1627480, 2603968, 3254960, 6509920, 13019840]

約数ペア:

[(1, 13019840), (2, 6509920), (4, 3254960), (5, 2603968), (8, 1627480), (10, 1301984), (16, 813740), (20, 650992), (23, 566080), (29, 448960), (32, 406870), (40, 325496), (46, 283040), (58, 224480), (61, 213440), (64, 203435), (80, 162748), (92, 141520), (115, 113216), (116, 112240), (122, 106720), (145, 89792), (160, 81374), (184, 70760), (230, 56608), (232, 56120), (244, 53360), (290, 44896), (305, 42688), (320, 40687), (368, 35380), (460, 28304), (464, 28060), (488, 26680), (580, 22448), (610, 21344), (667, 19520), (736, 17690), (920, 14152), (928, 14030), (976, 13340), (1160, 11224), (1220, 10672), (1334, 9760), (1403, 9280), (1472, 8845), (1769, 7360), (1840, 7076), (1856, 7015), (1952, 6670), (2320, 5612), (2440, 5336), (2668, 4880), (2806, 4640), (3335, 3904), (3538, 3680)]