27830560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 68314428

約数和(自身を除く): 40483868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 181, 248, 310, 362, 496, 620, 724, 905, 961, 992, 1240, 1448, 1810, 1922, 2480, 2896, 3620, 3844, 4805, 4960, 5611, 5792, 7240, 7688, 9610, 11222, 14480, 15376, 19220, 22444, 28055, 28960, 30752, 38440, 44888, 56110, 76880, 89776, 112220, 153760, 173941, 179552, 224440, 347882, 448880, 695764, 869705, 897760, 1391528, 1739410, 2783056, 3478820, 5566112, 6957640, 13915280, 27830560]

約数ペア:

[(1, 27830560), (2, 13915280), (4, 6957640), (5, 5566112), (8, 3478820), (10, 2783056), (16, 1739410), (20, 1391528), (31, 897760), (32, 869705), (40, 695764), (62, 448880), (80, 347882), (124, 224440), (155, 179552), (160, 173941), (181, 153760), (248, 112220), (310, 89776), (362, 76880), (496, 56110), (620, 44888), (724, 38440), (905, 30752), (961, 28960), (992, 28055), (1240, 22444), (1448, 19220), (1810, 15376), (1922, 14480), (2480, 11222), (2896, 9610), (3620, 7688), (3844, 7240), (4805, 5792), (4960, 5611)]