27890464

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1505

約数の個数: 48

約数和(自身を含む): 63504000

約数和(自身を除く): 35613536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1399, 1424, 2492, 2798, 2848, 4984, 5596, 9793, 9968, 11192, 19586, 19936, 22384, 39172, 44768, 78344, 124511, 156688, 249022, 313376, 498044, 871577, 996088, 1743154, 1992176, 3486308, 3984352, 6972616, 13945232, 27890464]

約数ペア:

[(1, 27890464), (2, 13945232), (4, 6972616), (7, 3984352), (8, 3486308), (14, 1992176), (16, 1743154), (28, 996088), (32, 871577), (56, 498044), (89, 313376), (112, 249022), (178, 156688), (224, 124511), (356, 78344), (623, 44768), (712, 39172), (1246, 22384), (1399, 19936), (1424, 19586), (2492, 11192), (2798, 9968), (2848, 9793), (4984, 5596)]