27756160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1449

約数の個数: 64

約数和(自身を含む): 68544000

約数和(自身を除く): 40787840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1399, 1984, 2480, 2798, 3968, 4960, 5596, 6995, 9920, 11192, 13990, 19840, 22384, 27980, 43369, 44768, 55960, 86738, 89536, 111920, 173476, 179072, 216845, 223840, 346952, 433690, 447680, 693904, 867380, 895360, 1387808, 1734760, 2775616, 3469520, 5551232, 6939040, 13878080, 27756160]

約数ペア:

[(1, 27756160), (2, 13878080), (4, 6939040), (5, 5551232), (8, 3469520), (10, 2775616), (16, 1734760), (20, 1387808), (31, 895360), (32, 867380), (40, 693904), (62, 447680), (64, 433690), (80, 346952), (124, 223840), (128, 216845), (155, 179072), (160, 173476), (248, 111920), (310, 89536), (320, 86738), (496, 55960), (620, 44768), (640, 43369), (992, 27980), (1240, 22384), (1399, 19840), (1984, 13990), (2480, 11192), (2798, 9920), (3968, 6995), (4960, 5596)]