6447380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10399}}^1$

素因数の和:10439

約数の個数: 24

約数和(自身を含む): 13977600

約数和(自身を除く): 7530220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 10399, 20798, 41596, 51995, 103990, 207980, 322369, 644738, 1289476, 1611845, 3223690, 6447380]

約数ペア:

[(1, 6447380), (2, 3223690), (4, 1611845), (5, 1289476), (10, 644738), (20, 322369), (31, 207980), (62, 103990), (124, 51995), (155, 41596), (310, 20798), (620, 10399)]