13878080

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1447

約数の個数: 56

約数和(自身を含む): 34137600

約数和(自身を除く): 20259520

約数列:

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

約数ペア:

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