2839290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 7299072

約数和(自身を除く): 4459782

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 71, 86, 93, 129, 142, 155, 186, 213, 215, 258, 310, 355, 426, 430, 465, 645, 710, 930, 1065, 1290, 1333, 2130, 2201, 2666, 3053, 3999, 4402, 6106, 6603, 6665, 7998, 9159, 11005, 13206, 13330, 15265, 18318, 19995, 22010, 30530, 33015, 39990, 45795, 66030, 91590, 94643, 189286, 283929, 473215, 567858, 946430, 1419645, 2839290]

約数ペア:

[(1, 2839290), (2, 1419645), (3, 946430), (5, 567858), (6, 473215), (10, 283929), (15, 189286), (30, 94643), (31, 91590), (43, 66030), (62, 45795), (71, 39990), (86, 33015), (93, 30530), (129, 22010), (142, 19995), (155, 18318), (186, 15265), (213, 13330), (215, 13206), (258, 11005), (310, 9159), (355, 7998), (426, 6665), (430, 6603), (465, 6106), (645, 4402), (710, 3999), (930, 3053), (1065, 2666), (1290, 2201), (1333, 2130)]