2718080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 6756480

約数和(自身を除く): 4038400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 137, 155, 160, 248, 274, 310, 320, 496, 548, 620, 640, 685, 992, 1096, 1240, 1370, 1984, 2192, 2480, 2740, 3968, 4247, 4384, 4960, 5480, 8494, 8768, 9920, 10960, 16988, 17536, 19840, 21235, 21920, 33976, 42470, 43840, 67952, 84940, 87680, 135904, 169880, 271808, 339760, 543616, 679520, 1359040, 2718080]

約数ペア:

[(1, 2718080), (2, 1359040), (4, 679520), (5, 543616), (8, 339760), (10, 271808), (16, 169880), (20, 135904), (31, 87680), (32, 84940), (40, 67952), (62, 43840), (64, 42470), (80, 33976), (124, 21920), (128, 21235), (137, 19840), (155, 17536), (160, 16988), (248, 10960), (274, 9920), (310, 8768), (320, 8494), (496, 5480), (548, 4960), (620, 4384), (640, 4247), (685, 3968), (992, 2740), (1096, 2480), (1240, 2192), (1370, 1984)]